Dark Urine

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DDx ⬇

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

Related DDx ⬆