Usher syndrome- type 1E
Overview
A rare inherited disorder characterized by sensorineural deafness and progressive vision loss which starts during the first decade of life and blindness usually occurs between 20-35 years of age. Symptoms are generally more severe than in type 2 with deafness occurring at birth or during first year and vision loss starting during childhood. The defect occurs on chromosome 21q21.
Symptoms
Constricted visual fields Night blindness Learning difficulties Decreased visual acuity Visual difficulties
Diagnosis
The signs and symptom information on this page attempts to provide a list of some possible signs and symptoms of Usher syndrome, type 1E. This medical information about signs and symptoms for Usher syndrome, type 1E has been gathered from various sources, may not be fully accurate, and may not be the full list of Usher syndrome, type 1E signs or Usher syndrome, type 1E symptoms. Furthermore, signs and symptoms of Usher syndrome, type 1E may vary on an individual basis for each patient. Only your doctor can provide adequate diagnosis of any signs or symptoms and whether they are indeed Usher syndrome, type 1E symptoms.