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Acetylcholinesterase activity was measured in rectal-biopsy specimens obtained from nineteen children. Seven children in whom the diagnosis of Hirschsprung's disease was established were found to have a significantly higher enzyme activity than the twelve in whom this diagnosis was excluded. The estimation may prove to be of value in the diagnosis of(More)
Thirty-seven-year old female with hydrocephalus managed by a ventriculoatrial (VA) shunt presented with upper body edema, dysphagia, and headache. Imaging demonstrated thrombosis of the superior vena cava (SVC). Direct catheter thrombolysis led to resolution of thrombus burden. Superior vena cava thrombosis is a rare consequence of VA shunting and must be(More)
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