Perianal abscess: "Have I excluded leukaemia"?
D000038:Abscess / Q000209:etiology*; D001004:Anus Diseases / Q000209:etiology*; D005260:Female; D006801:Humans; D015470:Leukemia, Myeloid, Acute / Q000097:blood / Q000150:complications / Q000175:diagnosis*; D007958:Leukocyte Count; D008297:Male; D008875:Middle Aged