Thirty-one patients with obstruction of the small intestine due to ascaris are discussed, with two deaths. These patients were seen during a five year period.Treatment consisted of Wangensteen suction, parenteral fluids and small doses of hexylresorcinol crystoids without a laxative, given for several days, or of hetrazan?, 6 mg./kg, three times daily for one week.Obstruction was relieved and no evidence of toxicity occurred.
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