Pernicious anemia with atrophic gastritis in a 17 year old boy.
D000126:Achlorhydria / Q000209:etiology; D000293:Adolescent; D000752:Anemia, Pernicious / Q000150:complications* / Q000188:drug therapy; D001284:Atrophy; D001706:Biopsy; D004906:Erythrocyte Count; D005753:Gastric Mucosa / Q000473:pathology; D005756:Gastritis / Q000000981:diagnostic imaging / Q000209:etiology*; D006454:Hemoglobins / Q000032:analysis; D006801:Humans; D008297:Male; D009912:Oral Manifestations; D011859:Radiography; D014805:Vitamin B 12 / Q000627:therapeutic use
D006454:Hemoglobins; D014805:Vitamin B 12