Aase syndrome

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Aase-Smith syndrome

• Mildly slowed growth
• Pale skin
• Delayed closure of fontanelles (soft spots)
• Narrow shoulders
• Triple-jointed thumbs, absent or small knuckles, decreased skin creases at finger joints
• Inability to fully extend the joints from birth (congenital contractures)
• Cleft palate
• Deformed ears
• Droopy eye lids

• A CBC (complete blood count) will show anemia and a decrease in the white blood cell count.
• An echocardiogram may reveal heart defects (ventricular septal defect is most common).
• X-rays will show skeletal abnormalities as described above.
• A bone marrow biopsy may be performed.

Review Date: 04/20/2005
Reviewed By: Neal Sondheimer, M.D., PhD., Division of Genetics and Metabolism, Children's Hospital of Philadelphia, Philadelphia, PA. Review provided by VeriMed Healthcare Network.