Poland syndrome has been associated with other syndromes, including Moebius syndrome (
This table lists symptoms that people with this disease may have. For most diseases, symptoms will vary from person to person. People with the same disease may not have all the symptoms listed. This information comes from a database called the Human Phenotype Ontology (HPO) . The HPO collects information on symptoms that have been described in medical resources. The HPO is updated regularly. Use the HPO ID to access more in-depth information about a symptom.
|Medical Terms||Other Names||
|80%-99% of people have these symptoms|
|Aplasia/Hypoplasia of the breasts||
Absent/underdeveloped breasts[ more ]
|Aplasia/Hypoplasia of the nipples||
Absent/underdeveloped nipples[ more ]
|Asymmetry of the thorax||
|Lack of subcutaneous fatty tissue||
Lack of fatty tissue below the skin
|30%-79% of people have these symptoms|
Fused finger bones
Disproportionately small hands
Claw hand deformities
Split-hand[ more ]
|5%-29% of people have these symptoms|
|Abnormality of the humerus||0003063|
|Abnormality of the liver||
Liver abnormality[ more ]
|Abnormality of the lower limb||
Lower limb deformities
|Abnormality of the ulna||0002997|
|Aplasia/Hypoplasia of the sternum||
Absent/underdeveloped sternum[ more ]
|Aplasia/Hypoplasia of the thumb||
Absent/underdeveloped thumb[ more ]
Cone-shaped end part of bone
|Congenital diaphragmatic hernia||0000776|
|Low posterior hairline||
Low hairline at back of neck
Abnormally small skull
Decreased circumference of cranium
Decreased size of skull
Reduced head circumference
Small head circumference[ more ]
Tumours of the breast[ more ]
|Reduced bone mineral density||0004349|
Absent/underdeveloped kidney[ more ]
Abnormal curving of the spine
Decreased length of neck
|Percent of people who have these symptoms is not available through HPO|
|Abnormality of the breast||0000769|
|Absence of pectoralis minor muscle||0005255|
|Hypoplasia of deltoid muscle||0030241|
|Hypoplasia of latissimus dorsi muscle||0009026|
|Hypoplasia of serratus anterior muscle||0009011|
High schoulder blade
Webbed fingers or toes
|Unilateral absence of pectoralis major muscle||0005256|
|Unilateral hypoplasia of pectoralis major muscle||
Small pec muscle on one side
Underdeveloped pec muscle on one side[ more ]
During the examination, the stage of breast development and of the latissimus dorsi muscle (one of the largest muscle of the back) should be noted. Other exams may be needed to rule out other problems such as Moebius syndrome.
If you need medical advice, you can look for doctors or other healthcare professionals who have experience with this disease. You may find these specialists through advocacy organizations, clinical trials, or articles published in medical journals. You may also want to contact a university or tertiary medical center in your area, because these centers tend to see more complex cases and have the latest technology and treatments.
If you can’t find a specialist in your local area, try contacting national or international specialists. They may be able to refer you to someone they know through conferences or research efforts. Some specialists may be willing to consult with you or your local doctors over the phone or by email if you can't travel to them for care.
You can find more tips in our guide, How to Find a Disease Specialist. We also encourage you to explore the rest of this page to find resources that can help you find specialists.
Research helps us better understand diseases and can lead to advances in diagnosis and treatment. This section provides resources to help you learn about medical research and ways to get involved.
Support and advocacy groups can help you connect with other patients and families, and they can provide valuable services. Many develop patient-centered information and are the driving force behind research for better treatments and possible cures. They can direct you to research, resources, and services. Many organizations also have experts who serve as medical advisors or provide lists of doctors/clinics. Visit the group’s website or contact them to learn about the services they offer. Inclusion on this list is not an endorsement by GARD.
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
I have Poland syndrome. I have a support group here in the U.S. and I also belong to one in the UK. Are there any numbers to report on just how many people in the U.S. have Poland syndrome? See answer
I am a 46 year old female who was born with Polands Syndrome. I was missing the upper ribs and the chest wall on my right side. As a result I am now facing multiple spinal problems and am looking for the correct treatment by the correct specialists. How do I go about finding spine specialists who have worked with this condition? See answer
I was diagnosed with Poland syndrome at age 28. A tumor has been found on my liver, and the MRI result was "suspected hemangioma benign tumor." Is this common in people with Poland syndrome? I would also be grateful for any other information about Poland syndrome. See answer
I recently gave birth to a beautiful baby girl. She was born without her right pectoral muscle and has been diagnosed with Poland syndrome. Upon researching this condition, I have learned that her right breast probably won't develop. While this may not be of concern right now, it will someday be important. Could you please provide me with information about this condition? I am interested in learning more about the causes, symptoms and treatment. See answer
What is Poland syndrome? Does this condition cause physiologic functional impairment? See answer