title: Abetalipoproteinemia presenting as severe vitamin K deficiency.
mesh_terms: D000012:Abetalipoproteinemia / Q000175:diagnosis* / Q000178:diet therapy; D003937:Diagnosis, Differential; D006470:Hemorrhage / Q000209:etiology; D006801:Humans; D007223:Infant; D008297:Male; D014813:Vitamin K Deficiency / Q000150:complications / Q000175:diagnosis*