stiff baby syndrome

(redirected from Congenital Hyperexplexia)
An autosomal dominant [MIM 149400] and autosomal recessive disease of variable penetration, which is characterised by increased startle reflex and virtually continuous motor activity by EMG
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

stiff baby syndrome

Hereditary stiff-man syndrome An AD complex of variable penetration, characterized by ↑ startle reflex and virtually continuous motor activity by EMG Clinical Choking, vomiting, dysphagia, which may improve with age. Cf Floppy infant syndrome, Stiff man syndrome.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.

stiff baby syndrome

An inherited disorder marked by muscular rigidity that appears in the first days of life. It may be associated with an excessive startle response, apnea, gait disturbance, or regurgitation of foods.
Medical Dictionary, © 2009 Farlex and Partners
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