title: Folate deficiency in a surgical patient.
mesh_terms: D000328:Adult; D003106:Colon / Q000601:surgery; D003424:Crohn Disease / Q000150:complications / Q000601:surgery; D005494:Folic Acid Deficiency / Q000209:etiology*; D006410:Hematopoiesis; D006801:Humans; D007082:Ileum / Q000601:surgery; D008297:Male; D010198:Pancytopenia / Q000209:etiology; D010288:Parenteral Nutrition / Q000009:adverse effects; D011183:Postoperative Complications