Abnormally colored urine

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DDx

Red

  1. Hematuria
  2. Hemoglobinuria
  3. Porphyria
  4. Myoglobinuria (see Rhabdo) (often "tea" colored")
  5. Foods
    1. Blackberries
    2. Beets
    3. Blackberries
    4. Rhubarb
    5. Food coloring
    6. Fava beans
  6. Drugs
    1. Laxatives
    2. Phenophthalein
    3. Rifampin
    4. Doxorubicin
    5. Deferoxamine
    6. Ibuprofen

Black

  1. Methyldopa
  2. Betadine
  3. Melanoma

Orange

  1. Pyridium
  2. Rifampin
  3. Vitamin A
  4. Vitamin B12
  5. Carrots
  6. Beets
  7. Bile pigments


Purple

  1. Phenolphthalein
  2. Purple Urine Bag Syndrome[1][2]

Brown

  1. Levodopa
  2. Metronidazole
  3. Nitrofurantoin
  4. Iron sorbitol
  5. Chloroquine
  6. Methyldopa

Blue/Green

  1. Amitryptiline
  2. Indomethicin
  3. Pseudomonas

Hematuria

UA = +Blood with +RBCs

Myoglobinuria

UA = +Blood with -RBCs


See Also

Rhabdomyolysis

Sources

  1. ↑ Barlow, G et al. "Purple urine bags". Lancet 1 (8062): 502.
  2. ↑ Tan, C et al. "Purple urine bag syndrome". Canadian Medical Association Journal 179 (5): 491.

Aycock R. et al. Abnormal Urine Color. South Med J. 2012 Jan;105(1):43-7

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