Urine Color - Differential Diagnosis
Red Urine:
 • Medical conditions: bleeding, porphyria, factitious disorder
 • Meds: rifampin, phenytoin, phenazopyridine
 • Foods: beets (particularly when coingested with rhubarb and spinach)
Orange Urine:
 • Medical conditions: hyperbilirubinemia
 • Meds: rifampin
 • Foods: excessive ingestion of vitamin A or vitamin B complex
Brown/Black Urine:
 • Any cause of red or orange urine if severe enough, or if urine concentrated enough
 • Meds: metronidazole, nitrofurantoin, senna, sorbitol
Green Urine:
 • Medical conditions: IJTIs secondary to Pseudomonas
 • Meds: methylene blue, propofol, amitriptyline, promethazine, metoclopramide, indomethacin
 • Foods: asparagus, (blue food dyes typically cause green urine)
Purple Urine:
 • Medical conditions: UTI
White Urine:
 • Medical conditions: hypercalciuria, phosphaturia, chyluria
 • Meds: propofol

- Dr. Eric Strong @DrEricStrong - Strong Medicine https://www.youtube.com/c/EricsMedicalLectures/

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