Causes, incidence, and risk factors
Alström syndrome is inherited in an autosomal recessive manner. This means both your parents must pass on a copy of the defective gene (ALMSI) in order for you to have this disease.
It is unknown how the defective gene causes the disorder.
The condition is extremely rare. It is more common in Holland and Sweden than in the United States.
- Blindness or severe vision impairment in infancy
- Dark patches of skin (acanthosis nigricans)
- Impaired heart function (cardiomyopathy), which may lead to heart failure
- Progressive kidney failure
- Slowed growth
- Symptoms of childhood-onset or type 2 diabetes
Occasionally, the following can also occur:
- Gastrointestinal reflux
- Liver dysfunction
- Small penis
Signs and tests
An eye doctor (ophthalmologist) will examine the eyes. The patient may have reduced vision.
Tests may be done to check:
- Blood sugar levels (to diagnose hyperglycemia)
- Heart function
- Thyroid function
- Triglyceride levels
There is no specific treatment for this syndrome. Treatment for symptoms may include:
- Diabetes medication
- Hearing aids
- Heart medications
- Thyroid hormone replacement
Alström Syndrome International -- www.alstrom.org
The following are likely to develop:
- Permanent blindness
- Type 2 diabetes
Kidney and liver failure may get worse.
- Complications from diabetes
- Coronary artery disease (from diabetes and high cholesterol)
- Fatigue and shortness of breath (if poor heart function isn't treated)
Calling your health care provider
Call your health care provider if you or your child have symptoms of diabetes such as increased thirst and urination. Seek medical attention promptly if you think that your child cannot see or hear normally.
Torres VE, Grantham JJ. Cystic diseases of the kidney. In: Taal MW, Chertow GM, Marsden PA, et al, eds. Brenner and Rector's The Kidney. 9th ed. Philadelphia, Pa: Saunders Elsevier; 2011:chap 45.
Reviewed by:Neil K. Kaneshiro, MD, MHA, Clinical Assistant Professor of Pediatrics, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M. Health Solutions, Ebix, Inc.
A.D.A.M., Inc. is accredited by URAC, also known as the American Accreditation HealthCare Commission (www.urac.org). URAC'saccreditation program is an independent audit to verify that A.D.A.M. follows rigorousstandards of quality and accountability. A.D.A.M. is among the first to achieve this important distinction for online health information andservices. Learn more about A.D.A.M.'s editorialpolicy, editorialprocess, and privacypolicy. A.D.A.M. is also a founding member of Hi-Ethics and subscribes to the principles of the Health on the Net Foundation (www.hon.ch.)
The information provided herein should not be used during any medical emergency or for the diagnosis or treatmentof any medical condition. A licensed medical professional should be consulted for diagnosis and treatment of any and all medical conditions.Call 911 for all medical emergencies. Links to other sites are provided for information only -- they do not constitute endorsements of those other sites. © 2013 A.D.A.M., Inc. Any duplication ordistribution of the information contained herein is strictly prohibited.