{"Name":"Double Y syndrome","DiseaseID__c":"GARD:0005674","id":5674,"encodedName":"double-y-syndrome","IsDeleted":false,"Disease_Name_Full__c":"Double Y syndrome","Xref_IDs__c":"50749006; C3266843; C535317; C85237; MEDGEN:473794; MONDO:0019339; ORPHA:8","USA_Estimate__c":"200,000","No_of_Specialist_Tagsa__c":2,"No_of_ClinGen_records__c":0,"No_of_GeneReviews__c":0,"No_of_HHS_records__c":1,"World_Estimate__c":"800,000 to 5,000,000","No_of_HRSA_records__c":0,"Evidence_Based_Score__c":1,"No_of_Disease_Descriptions__c":5,"Disease_Characteristics_Score__c":7,"No_of_Age_at_Onset__c":1,"Description_Source__c":"MONDO:0019339","Disease_Description__c":"A rare sex chromosome aneuploidy where males receive an additional Y chromosome, that is characterized clinically by tall stature evident from childhood, macrocephaly, facial features (mild hypertelorism, low set ears, a mildly flat malar region), speech delay and an increased risk for social and emotional difficulties, attention deficit hyperactive disorder and autistic spectrum disorder.","GARD_Name__c":"Double Y syndrome","GARD_Synonym__c":"47,xyy; 47,xyy syndrome; disomy y; double y; xyy karyotype; xyy syndrome; y disomy; yy syndrome","Curated_Disease_Description_Source__c":"GARD:0005674","Curated_Disease_Description__c":"47,XYY syndrome is characterized by an extra copy of the Y chromosome in each of an individual's cells. Although many people with this condition are taller than average, the chromosomal change sometimes causes no unusual physical features. Most individuals with 47,XYY syndrome have normal production of the male sex hormone testosterone and normal male sexual development, and they are usually able to father children. 47,XYY syndrome is associated with an increased risk of learning disabilities and delayed development of speech and language skills. Affected children can have delayed development of motor skills (such as sitting and walking) or weak muscle tone (hypotonia). Other signs and symptoms of this condition include hand tremors or other involuntary movements (motor tics), seizures, and asthma. Individuals with 47,XYY syndrome have an increased risk of behavioral, social, and emotional difficulties compared with their unaffected peers. These problems include attention-deficit/hyperactivity disorder (ADHD); depression; anxiety; and autism spectrum disorder, which is a group of developmental conditions that affect communication and social interaction. Physical features related to 47,XYY syndrome can include increased belly fat, a large head (macrocephaly), unusually large teeth (macrodontia), flat feet (pes planus), fifth fingers that curve inward (clinodactyly), widely spaced eyes (ocular hypertelorism), and abnormal side-to-side curvature of the spine (scoliosis). These characteristics vary widely among people with this condition.","Curated_USA_Estimate_Source__c":null,"Curated_USA_Estimate__c":"200,000","Age_at_Onset_Snippet_Text__c":"at any time in life","SourceID__c":"ORPHA:8","Deprecated__c":"No","Disease_Concept_Type__c":"Rare Disease Entity","MONDO_ID__c":"MONDO:0019339","ORPHANET_ID__c":"ORPHA:8","Replaced_By_ID__c":null,"Display_Spanish_Disease_Name__c":"Síndrome 47,xyy","Spanish_Description_Source__c":"ORPHA:8","Spanish_Description__c":"Es una aneuploidía de los cromosomas sexuales en la que los varones tienen un cromosoma Y adicional. Se caracteriza clínicamente por talla alta que es patente desde la infancia, macrocefalia, rasgos faciales característicos (leve hipertelorismo ocular, orejas de baja implantación, región malar ligeramente aplanada), retraso en el habla, mayor riesgo de problemas sociales y emocionales, trastorno por déficit de atención e hiperactividad y trastorno del espectro autista.","Spanish_Disease_Name__c":"síndrome 47,xyy","Spanish_GARD_Synonym__c":"disomía y; síndrome de doble y; síndrome de jacobs; síndrome xyy","Category_Linearization__c":"ORPHA:93890","icd10_id__c":null,"mesh_id__c":null,"omim_id__c":null,"snomed_id__c":null,"umls_id__c":null,"GARD_Disease__c":[{"Curated_Disease_Description__c":"47,XYY syndrome is characterized by an extra copy of the Y chromosome in each of an individual's cells. Although many people with this condition are taller than average, the chromosomal change sometimes causes no unusual physical features. Most individuals with 47,XYY syndrome have normal production of the male sex hormone testosterone and normal male sexual development, and they are usually able to father children. 47,XYY syndrome is associated with an increased risk of learning disabilities and delayed development of speech and language skills. Affected children can have delayed development of motor skills (such as sitting and walking) or weak muscle tone (hypotonia). Other signs and symptoms of this condition include hand tremors or other involuntary movements (motor tics), seizures, and asthma. Individuals with 47,XYY syndrome have an increased risk of behavioral, social, and emotional difficulties compared with their unaffected peers. These problems include attention-deficit/hyperactivity disorder (ADHD); depression; anxiety; and autism spectrum disorder, which is a group of developmental conditions that affect communication and social interaction. Physical features related to 47,XYY syndrome can include increased belly fat, a large head (macrocephaly), unusually large teeth (macrodontia), flat feet (pes planus), fifth fingers that curve inward (clinodactyly), widely spaced eyes (ocular hypertelorism), and abnormal side-to-side curvature of the spine (scoliosis). These characteristics vary widely among people with this condition.","Curated_Disease_Description_Source__c":"GARD:0005674","GARD_Synonym__c":"47,xyy; 47,xyy syndrome; disomy y; double y; xyy karyotype; xyy syndrome; y disomy; yy syndrome","Name":"Double Y syndrome","Curated_USA_Estimate__c":"200,000","estimateUsa":"200,000"}],"Organization_Supported_Diseases__c":[{"Account_Name__c":"The Focus Foundation","Website__c":"https://thefocusfoundation.org/"},{"Account_Name__c":"Asociación Española del Síndrome 47XYY","Website__c":"https://47XYY.es"},{"Account_Name__c":"Chromodiversity Foundation","Website__c":"https://www.chromodiversity.org/"},{"Account_Name__c":"Alianza Iberoamericana de Enfermedades Raras o Poco Frecuentes","Website__c":"https://aliber.org/web/"},{"Account_Name__c":"Federación Mexicana de Enfermedades Raras (FEMEXER)","Website__c":"http://www.femexer.org/"},{"Account_Name__c":"Federación Española de Enfermedades Raras","Website__c":"https://enfermedades-raras.org/"},{"Account_Name__c":"Federación Colombiana de Enfermedades Raras","Website__c":"http://www.fecoer.org"},{"Account_Name__c":"Fundación Cromos","Website__c":"https://www.fundacioncromos.org/"},{"Account_Name__c":"Federación Argentina de Enfermedades Poco Frecuentes","Website__c":"https://fadepof.org.ar/"},{"Account_Name__c":"Asociación Todos Unidos Enfermedades Raras Uruguay","Website__c":"https://atueru.org.uy/"},{"Account_Name__c":"Chromosome Disorder Outreach","Website__c":"https://chromodisorder.org/"},{"Account_Name__c":"Unique","Website__c":"https://rarechromo.org/"},{"Account_Name__c":"Association for X and Y Chromosome Variations","Website__c":"https://genetic.org/"}],"GARD_Disease_Tag__c":[{"Tag_Name__c":"Chromosomal Anomaly","Tag_Category__c":"Account;Cause","curated_tag_name":"Chromosome disorders"},{"Tag_Name__c":"Genetics","Tag_Category__c":"Cause;Disease Category;Specialist","category_description":"Genetic diseases affect the DNA, or genetic instructions, which directs how tissues, organs, and body systems function.","curated_tag_name":"Genetic diseases"},{"Tag_Name__c":"Congenital Abnormality","Tag_Category__c":"Disease Category","category_description":"Birth defects are structural changes present at birth that can affect almost any part of the body, including how the body looks, works, or both.","curated_tag_name":"Birth defects"},{"Tag_Name__c":"Pediatrics","Tag_Category__c":"Specialist"}],"Age_At_Onset__c":[{"Age_At_Onset__c":"All ages","Provided_By__c":"ORPHA:8"}],"External_Identifier_Disease__c":[{"URL__c":"https://www.orpha.net/en/disease/detail/8","Source__c":"C3266843; MONDO:0019339; ORPHA:8","Xref__c":"ORPHA:8"},{"URL__c":"https://browser.ihtsdotools.org/?perspective=full&conceptId1=50749006","Source__c":"C3266843; MONDO:0019339","Xref__c":"50749006"},{"URL__c":"https://uts.nlm.nih.gov/uts/umls/concept/C3266843","Source__c":"C3266843","Xref__c":"C3266843"},{"URL__c":"https://evsexplore.semantics.cancer.gov/evsexplore/concept/ncit/C85237","Source__c":"C3266843; MONDO:0019339","Xref__c":"C85237"},{"URL__c":"https://www.ncbi.nlm.nih.gov/medgen/?term=473794","Source__c":"C3266843","Xref__c":"MEDGEN:473794"},{"URL__c":"https://www.ncbi.nlm.nih.gov/mesh/C535317","Source__c":"MONDO:0019339","Xref__c":"C535317"},{"URL__c":"http://purl.obolibrary.org/obo/MONDO_0019339","Source__c":"GARD:0005674","Xref__c":"MONDO:0019339"},{"URL__c":"https://medlineplus.gov/genetics/condition/47xyy-syndrome","Source__c":"GARD:0005674","Xref__c":"https://medlineplus.gov/genetics/condition/47xyy-syndrome"}],"GARD_Disease_Feature__c":[{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Underdevelopment of the malar prominence of the jugal bone (zygomatic bone in mammals), appreciated in profile, frontal view, and/or by palpation.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000272","HPO_Synonym__c":"Decreased size of malar bone; Depressed malar region; Flat cheekbone; Malar hypoplasia; Underdevelopment of malar bone; Zygomatic flattening","HPO_Name__c":"Malar flattening","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A seizure is an intermittent abnormality of nervous system physiology characterized by a transient occurrence of signs and/or symptoms due to abnormal excessive or synchronous neuronal activity in the brain.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001250","HPO_Synonym__c":"Epileptic seizure; Seizures","HPO_Name__c":"Seizure","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"The term intellectual disability or intellectual developmental disorder is used to describe significantly sub-average intellectual and adaptive functioning based on clinical assessment and as measured by individually administered, appropriately normed, standardized and validated tests of intellectual functioning and adaptive behavior, with onset during the developmental period from infancy through adolescence.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001249","HPO_Synonym__c":"Intellectual disability; Mental deficiency; Mental retardation; Mental retardation, nonspecific; Mental-retardation; Nonprogressive intellectual disability; Nonprogressive mental retardation","HPO_Name__c":"Intellectual disability","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A type of Developmental delay characterized by a delay in acquiring motor skills.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001270","HPO_Synonym__c":"Delay in development of motor milestones; Delay in motor development; Delayed development of motor milestones; Delayed early motor milestones; Delayed motor development; Delayed motor milestones; Locomotor delay; Motor developmental delay; Motor developmental milestones not achieved; Motor retardation; Retarded motor development; Slow development of motor milestones","HPO_Name__c":"Motor delay","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Lack of the ability to control the urinary bladder leading to involuntary urination at an age where control of the bladder should already be possible.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000805","HPO_Name__c":"Enuresis","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Persistent deficits in social interaction and communication and interaction as well as a markedly restricted repertoire of activity and interest as well as repetitive patterns of behavior.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000729","HPO_Synonym__c":"ASD; Pervasive developmental disorder","HPO_Name__c":"Autistic behavior","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A height above that which is expected according to age and sex norms.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000098","HPO_Synonym__c":"Accelerated linear growth; Increased body height; Increased linear growth; Tall stature","HPO_Name__c":"Tall stature","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Cerebellar dysplasia (abnormal growth or development) is defined by abnormal cerebellar foliation, white matter arborization, and gray-white matter junction. Cerebellar dysplasia is a neuroimaging finding that describes abnormalities of both the cerebellar cortex and white matter and is associated with variable neurodevelopmental outcome. Dysplasia may globally involve the cerebellum or affect only one cerebellar hemisphere. In addition, cerebellar dysplasia may be associated with cortical/subcortical cysts.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0007033","HPO_Name__c":"Cerebellar dysplasia","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Impairment of certain skills such as reading or writing, coordination, self-control, or attention that interfere with the ability to learn. The impairment is not related to a global deficiency of intelligence.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001328","HPO_Name__c":"Specific learning disability","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Increased size of the teeth, which can be defined as a mesiodistal tooth diameter (width) more than 2 SD above mean for age. Alternatively, an apparently increased maximum width of the tooth.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001572","HPO_Synonym__c":"Increased size of tooth; Increased width of tooth; Large tooth; Megalodontia","HPO_Name__c":"Macrodontia","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Hydrocephalus is an active distension of the ventricular system of the brain resulting from inadequate passage of CSF from its point of production within the cerebral ventricles to its point of absorption into the systemic circulation.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000238","HPO_Synonym__c":"Hydrocephaly; Nonsyndromal hydrocephalus; Too much cerebrospinal fluid in the brain","HPO_Name__c":"Hydrocephalus","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0040183","HPO_Synonym__c":"Stool holding; Stool soiling","HPO_Name__c":"Encopresis","Feature_System__c":"Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Defective development of the vermis of cerebellum.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002195","HPO_Name__c":"Dysgenesis of the cerebellar vermis","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"The presence of abnormally large testes.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000053","HPO_Synonym__c":"Large testicles; Large testis","HPO_Name__c":"Macroorchidism","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"An unintentional, oscillating to-and-fro muscle movement about a joint axis.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001337","HPO_Synonym__c":"Tremor; Tremors","HPO_Name__c":"Tremor","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003251","HPO_Synonym__c":"Male infertility","HPO_Name__c":"Male infertility","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"An enduring pattern of uncooperative, defiant, and hostile behavior towards authority figures that does not involve major antisocial violations, is not accounted for by the child's developmental stage, and results in significant functional impairment. A certain level of oppositional behavior is common in children and adolescents.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0010865","HPO_Synonym__c":"ODD","HPO_Name__c":"Oppositional defiant disorder","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A reduced ability to participate in the back-and-forth flow of social interaction appropriate to culture and developmental level, which is normally characterized by an influence of the behavior of one person on the behavior of another person. This results in difficulty interacting with others through emotional, physical, or verbal communication.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0012760","HPO_Synonym__c":"Impaired social interaction; Impaired social interactions; Impaired social reciprocity; Poor social interactions","HPO_Name__c":"Reduced social responsiveness","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Upper insertion of the ear to the scalp below an imaginary horizontal line drawn between the inner canthi of the eye and extending posteriorly to the ear.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000369","HPO_Synonym__c":"Low set ears; Low-set ears; Low-set pinnae; Lowset ears; Melotia","HPO_Name__c":"Low-set ears","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Uncommon (<1-4%)","Feature__r":{"HPO_Description__c":"The presence of one or more obsessive-compulsive personality traits. Obsessions refer to persistent intrusive thoughts, and compulsions to intrusive behaviors, which the affected person experiences as involuntary, senseless, or repugnant.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0008770","HPO_Synonym__c":"Obsessive-compulsive trait; Obsessive-compulsive traits","HPO_Name__c":"Obsessive-compulsive trait","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Atypical behavior is an abnormality in a person's actions that can be controlled or modulated by the will of the individual. While abnormal behaviors can be difficult to control, they are distinct from other abnormal actions that cannot be affected by the individual's will.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000708","HPO_Synonym__c":"Behavioral abnormality; Behavioral changes; Behavioral disorders; Behavioral disturbances; Behavioral problems; Behavioral symptoms; Behavioral/psychiatric abnormalities; Behavioural symptoms; Behavioural/Psychiatric abnormality; Psychiatric disorders; Psychiatric disturbances","HPO_Name__c":"Atypical behavior","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Muscular hypotonia (abnormally low muscle tone) manifesting in the neonatal period.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001319","HPO_Synonym__c":"Hypotonia, in neonatal onset; Hypotonia, neonatal; Low muscle tone, in neonatal onset","HPO_Name__c":"Neonatal hypotonia","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Attention deficit hyperactivity disorder (ADHD) manifests at age 2-3 years or by first grade at the latest. The main symptoms are distractibility, impulsivity, hyperactivity, and often trouble organizing tasks and projects, difficulty going to sleep, and social problems from being aggressive, loud, or impatient.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0007018","HPO_Synonym__c":"ADHD; Attention deficit; Attention deficit disorder; Attention deficit-hyperactivity disorder; Attention deficits; Childhood attention deficit/hyperactivity disorder","HPO_Name__c":"Attention deficit hyperactivity disorder","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0040019","HPO_Name__c":"Finger clinodactyly","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Repeated, individually recognizable, intermittent movements or movement fragments that are almost always briefly suppressible and are usually associated with awareness of an urge to perform the movement.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0100033","HPO_Synonym__c":"Tic disorder","HPO_Name__c":"Tics","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A foot where the longitudinal arch of the foot is in contact with the ground or floor when the individual is standing; or, in a patient lying supine, a foot where the arch is in contact with the surface of a flat board pressed against the sole of the foot by the examiner with a pressure similar to that expected from weight bearing; or, the height of the arch is reduced.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001763","HPO_Synonym__c":"Flat feet; Flat foot","HPO_Name__c":"Pes planus","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Abnormally small penis. At birth, the normal penis is about 3 cm (stretched length from pubic tubercle to tip of penis) with micropenis less than 2.0-2.5 cm.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000054","HPO_Synonym__c":"Short penis; Small penis","HPO_Name__c":"Micropenis","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Testis in inguinal canal. That is, absence of one or both testes from the scrotum owing to failure of the testis or testes to descend through the inguinal canal to the scrotum.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000028","HPO_Synonym__c":"Cryptorchism; Undescended testes; Undescended testis","HPO_Name__c":"Cryptorchidism","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Abnormal position of urethral meatus on the ventral penile shaft (underside) characterized by displacement of the urethral meatus from the tip of the glans penis to the ventral surface of the penis, scrotum, or perineum.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000047","HPO_Synonym__c":"Hypospadia","HPO_Name__c":"Hypospadias","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Acting on the spur of the moment or on a momentary basis without consideration of outcomes; having difficulty establishing or following plans; experiencing a sense of urgency and engaging in behavior that is uninhibited, cannot be inhibited, and is uncontrolled. The possibility of repression is inconceivable.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0100710","HPO_Synonym__c":"Impulsive; Impulsivity","HPO_Name__c":"Impulsivity","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Occipitofrontal (head) circumference greater than 97th centile compared to appropriate, age matched, sex-matched normal standards. Alternatively, a apparently increased size of the cranium.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000256","HPO_Synonym__c":"Increased size of cranium; Increased size of skull; Large head; Large head circumference; Macrocephalus; Macrocrania; Megacephaly","HPO_Name__c":"Macrocephaly","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Intense feelings of nervousness, tension, or panic often arise in response to interpersonal stresses. There is worry about the negative effects of past unpleasant experiences and future negative possibilities. Individuals may feel fearful, apprehensive, or threatened by uncertainty, and they may also have fears of falling apart or losing control.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000739","HPO_Synonym__c":"Anxiety; Anxiousness; Excessive, persistent worry and fear","HPO_Name__c":"Anxiety","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"An elevated circulating testosterone level in the blood.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0030088","HPO_Synonym__c":"High serum testosterone level; High serum testosterone levels; Increased serum testosterone levels","HPO_Name__c":"Increased serum testosterone level","Feature_System__c":"Endocrine System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Asthma is characterized by increased responsiveness of the tracheobronchial tree to multiple stimuli, leading to narrowing of the air passages with resultant dyspnea, cough, and wheezing.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002099","HPO_Synonym__c":"Asthma; Bronchial asthma","HPO_Name__c":"Asthma","Feature_System__c":"Respiratory system; Immune System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Reduced count of spermatozoa in the semen, defined as a sperm count below 20 million per milliliter semen.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000798","HPO_Synonym__c":"Low sperm count; Oligospermia","HPO_Name__c":"Oligozoospermia","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"An anomaly of the brainstem.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002363","HPO_Synonym__c":"Abnormal shape of brainstem; Abnormality of brainstem morphology; Abnormality of the brainstem","HPO_Name__c":"Abnormal brainstem morphology","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A varicocele is a widening of the veins along the spermatic cord, leading to enlarged, twisted veins in the scrotum, and manifested clinically by a painless testicle lump, scrotal swelling, or bulge in the scrotum.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0012871","HPO_Synonym__c":"Vaginal varicocele","HPO_Name__c":"Varicocele","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A degree of language development that is significantly below the norm for a child of a specified age.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000750","HPO_Synonym__c":"Deficiency of speech development; Delayed language development; Delayed speech; Delayed speech acquisition; Delayed speech and language development; Delayed speech development; Impaired speech and language development; Impaired speech development; Language delay; Language delayed; Language development deficit; Late-onset speech development; Poor language development; Speech and language delay; Speech and language difficulties; Speech delay","HPO_Name__c":"Delayed speech and language development","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A usually nonprogressive (i.e., stationary) form of night blindness with early (presumed to be congenital) onset.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0007642","HPO_Synonym__c":"Congenital night blindness; Congenital stationary night blindness; Night blindness since birth","HPO_Name__c":"Early-onset non-progressive night blindness","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Overproduction of gonadotropins (FSH, LH) by the anterior pituitary gland.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000837","HPO_Synonym__c":"Elevated gonadotropins; Elevated serum gonadotropins; Gonadotropin excess; Increased circulating gonadotropin level","HPO_Name__c":"Increased circulating gonadotropin level","Feature_System__c":"Nervous System; Endocrine System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Hyperactivity is a condition characterized by constant and unusually high levels of activity, even in situations where it is deemed inappropriate.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000752","HPO_Synonym__c":"Hyperactive behavior; Hyperkinetic disorder; More active than typical","HPO_Name__c":"Hyperactivity","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A disturbance in the experience or expression of emotion, characterized by alterations in valence, intensity, frequency, or duration. It may also involve emotional responses that are mismatched, exaggerated, or incongruent relative to internal expectations or external contextual stimuli, such as experiencing negative affect in response to neutral or positive events.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0100851","HPO_Name__c":"Abnormal emotional state","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Interpupillary distance more than 2 SD above the mean (alternatively, the appearance of an increased interpupillary distance or widely spaced eyes).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000316","HPO_Synonym__c":"Excessive orbital separation; Increased distance between eye sockets; Increased distance between eyes; Increased interpupillary distance; Ocular hypertelorism; Wide-set eyes; Widely spaced eyes; Widened interpupillary distance","HPO_Name__c":"Hypertelorism","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Absence of any measurable level of sperm,whereby spermatozoa cannot be observed even after centrifugation of the semen pellet.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000027","HPO_Synonym__c":"Absent sperm in semen","HPO_Name__c":"Azoospermia","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:8","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Abnormal prominence of the chin related to increased length of the mandible.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000303","HPO_Synonym__c":"Big lower jaw; Big mandible; Enlarged mandible; Enlargement of mandible; Hyperplasia of lower jaw; Increased projection of lower jaw; Increased projection of mandible; Increased size of lower jaw; Large lower jaw; Large mandible; Lower jaw excess; Lower jaw hyperplasia; Macromandible; Mandible prognathism; Mandibular excess; Mandibular hyperplasia; Mandibular macrognathia; Mandibular prognathism; Prognathia; Prognathism; Prominent chin; Prominent jaw; Prominent lower jaw; Prominent mandible; Relative mandibular prognathism","HPO_Name__c":"Mandibular prognathia","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}}],"tags":{"Account":["Chromosomal Anomaly"],"Cause":["Chromosomal Anomaly","Genetics"],"Disease Category":["Genetics","Congenital Abnormality"],"Specialist":["Genetics","Pediatrics"]},"synonyms":["47,xyy"," 47,xyy syndrome"," disomy y"," double y"," xyy karyotype"," xyy syndrome"," y disomy"," yy syndrome"],"spanishId":12242,"spanishName":"sindrome-47-xyy"}