Helminth implicated in causing pernicious anemia is:
(A) Diphyllobothrium latum (B) Ascaris (C) Taenia solium (D) Hymenolepis nana
(A) Ans: A. Diphyllobothrium latum (Ref: Paniker's 7/e p118, b/e p142; lawetz 27/e p731; Harrison 19/e p1434.Helminth implicated in causing pernicious anemia is Diphyllobothrium latum.Diphyllobothrium latum:Disease caused by tapeworms is chiefly vague abdominal discomfo and loss of appetite, leading to weight loss.D latum has an unusual capacity to absorb vitamin B12 a causing vitamin B12 deficiency a Pernicious anemia may rarely develop.