In celiac sprue which vitamin deficiency is least likely ?: (A) Vitamin A, (B) Vitamin B12, (C) Folic acid, (D) Iron
Answer is B. Celiac disease - The proximal pa of the gut > distal pa. Hence vitamin B12 levels are rarely ever low. Due to maximum damage to duodenum and jejunum iron and folic acid deficiency is common Vitamin A deficiency can develop in celiac disease on account of steatorrhea.