Acute intermittent porphyria

DDx

  • Acute abdominal pain due to other causes, e.g., appendicitis, peptic ulcer disease, cholecystitis, diverticulitis, ruptured ectopic pregnancy, familial Mediterranean fever
  • Polyneuropathy due to other causes
  • Guillain-Barré syndrome
  • Lead or other heavy metal poisoning
  • Psychosis due to other causes
  • SIADH due to other causes
  • Dark urine due to other causes, e.g., alkaptonuria

See related DDx

Last updated: December 1, 2014