The Human Phenotype Ontology (HPO) provides the following list of features that have been reported in people with this condition. Much of the information in the HPO comes from Orphanet, a European rare disease database. If available, the list includes a rough estimate of how common a feature is (its frequency). Frequencies are based on a specific study and may not be representative of all studies. You can use the MedlinePlus Medical Dictionary for definitions of the terms below.
|Signs and Symptoms||Approximate number of patients (when available)|
|Abnormality of the eyebrow||90%|
|Deeply set eye||90%|
|External ear malformation||90%|
|Aplasia/Hypoplasia of the corpus callosum||50%|
|Displacement of the external urethral meatus||50%|
|Everted lower lip vermilion||50%|
|Low hanging columella||50%|
|Low-set, posteriorly rotated ears||50%|
|Prominent nasal tip||50%|
|Wide nasal bridge||50%|
|Agenesis of corpus callosum||42%|
|Generalized muscle hypertrophy||33%|
|Abnormal localization of kidney||7.5%|
|Aplasia/Hypoplasia affecting the eye||7.5%|
|Aplasia/Hypoplasia of the cerebellum||7.5%|
|Camptodactyly of finger||7.5%|
|Cerebral cortical atrophy||7.5%|
|Cleft upper lip||7.5%|
|Deep plantar creases||7.5%|
|Patent ductus arteriosus||7.5%|
|Preaxial foot polydactyly||7.5%|
|Submucous cleft hard palate||7.5%|
|Tetralogy of Fallot||7.5%|
|Ventricular septal defect||7.5%|
|Abnormality of metabolism/homeostasis||-|
|Abnormality of the abdominal wall||-|
|Abnormality of the rib cage||-|
|Atria septal defect||-|
|Autosomal dominant inheritance||-|
|Delayed eruption of teeth||-|
|Hypoplasia of the corpus callosum||-|
|Intellectual disability, moderate||-|
|Pulmonary artery sling||-|
|Pulmonary artery stenosis||-|
|Widely spaced teeth||-|
Making a diagnosis for a genetic or rare disease can often be challenging. Healthcare professionals typically look at a person’s medical history, symptoms, physical exam, and laboratory test results in order to make a diagnosis. The following resources provide information relating to diagnosis and testing for this condition. If you have questions about getting a diagnosis, you should contact a healthcare professional.
The resources below provide information about treatment options for this condition. If you have questions about which treatment is right for you, talk to your healthcare professional.
Nonprofit support and advocacy groups bring together patients, families, medical professionals, and researchers. These groups often raise awareness, provide support, and develop patient-centered information. Many are the driving force behind research for better treatments and possible cures. They can direct people to research, resources, and services. Many groups also have experts who serve as medical advisors. Visit their website or contact them to learn about the services they offer. Inclusion on this list is not an endorsement by GARD.
Living with a genetic or rare disease can impact the daily lives of patients and families. These resources can help families navigate various aspects of living with a rare disease.
These resources provide more information about this condition or associated symptoms. The in-depth resources contain medical and scientific language that may be hard to understand. You may want to review these resources with a medical professional.
Questions sent to GARD may be posted here if the information could be helpful to others. We remove all identifying information when posting a question to protect your privacy. If you do not want your question posted, please let us know. Submit a new question
Does there seem to be an average life expectancy with MWS? See answer
My 6 year-old granddaughter was diagnosed with Mowat-Wilson syndrome 3 years ago. She recently started pulling hair and hitting and pushing other children. Is this type of behavior common in children with Mowat-Wilson syndrome?