Dark urine

DDx

  • Hematuria
  • Biliary tract obstruction
  • Hepatitis
  • Dehydration (concentrated urine)
  • Hemolytic anemia
  • Rhabdomyolysis
  • Ingestion of beets
  • Phenazopyridine (Pyridium) use
  • Alkaptonuria (ochronosis)
  • Acute intermittent porphyria

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