Tag Archives: cause

A Rare, Autoimmune Cause of Intractable Nausea and Vomiting

Some cases of unexplained, intractable vomiting are caused by an autoimmune disorder in which patients develop antibodies against the brain protein astrocytic aquaporin-4 (AQP4), according to the March issue of Clinical Gastroenterology and Hepatology. AQP4 is a water channel in … Continue reading

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