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aqueductal stenosis

most common cause of congenital hydrocephalus (43%)
  • aqueduct develops about the 6th week of gestation
  • M:F = 2:1
  • other congenital anomalies (16%): thumb deformities
  • prognosis: 11-30% mortality

etiology:
  1. infectious (50%): toxoplasmosis, CMV, syphillis, mumps, influenza
  2. developmental: forking, narrowing, transverse septum (X-linked recessive)
  3. neoplastic (extremely rare): glioma, pinealoma, meningioma

Yong H. Hahn, MD  -  7 July 1995
Last updated:  1 October 2013


 

Related CHORUS documents:
infantile hydrocephalus
hydrocephalus
congenital infection: ToRCHS syndrome
acoustic neuroma
normal pressure hydrocephalus
congenital syphilis

 

Copyright © 2013, Charles E. Kahn, Jr.