Abnormally colored urine: Difference between revisions

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==Background==
==Background==
Normally red or brown
The urine can help guide the toxicologic differential in a poisoned patient<ref>Aycock RD Kass DA. Abnormal urine color. South Med J. 2012 Jan;105(1):43-7</ref>
==Differential Diagnosis==
{{Red urine DDX}}


==DDx==
===Black===
#Hematuria
*Methyldopa
#Myoglobinuria (see [[Rhabdo]])
*Betadine
#Hemoglobinuria
*Melanoma
#Porphyria
*Cresol
#Bile pigments
*Iiron
#Food (red)
*Laxatives (cascara, senna)
##Beets
*L-dopa
##Blackberries
*Methocarbamol
##Rhubarb
*Metronidazole
##Food coloring
*Nitrofurantoin
##Fava beans
*Sorbitol
#Drugs
 
##Red
===Orange===
###Phenophthalein
*[[Pyridium]]
###Rifampin
*[[Rifampin]]
###Doxorubicin
*Vitamin A
###Deferoxamine
*[[Vitamin B12]]
###Chloroquine
*Carrots
###Ibuprofen
*Beets
###Methyldopa
*Bile pigments
##Brown
 
###Levodopa
===Purple===
###Metronidazole
*Phenolphthalein
###Nitrofurantoin
*Purple Urine Bag Syndrome<ref>Barlow, G et al. "Purple urine bags". Lancet 1 (8062): 502.</ref><ref>Tan, C et al. "Purple urine bag syndrome". Canadian Medical Association Journal 179 (5): 491.</ref>
###Iron sorbitol
 
###Chloroquine
===Brown===
###Methyldopa
*Levodopa
*Metronidazole
*Nitrofurantoin
*Iron sorbitol
*Chloroquine
*Methyldopa
*Acetaminophen (overdose)
*Niridazole
*Fava beans
*Rhubarb
 
===Blue/Green===
*Amitryptiline
*Indomethicin
*[[Pseudomonas]]
*Methylene blue
*Clorets breath mints
*Cimetidine
*Flupirtine
*Methocarbamol
*Metoclopramide
*Promethazine
*[[Propofol]]
*Tetrahydronaphthalene
*Zaleplon
 
==Hematuria vs Myoglobinuria==
*[[Hematuria]]
**[[Urinalysis]] = +Blood with +RBCs
*[[Myoglobinuria]]
**[[Urinalysis]] = +Blood with -RBCs


==See Also==
==See Also==
[[Rhabdomyolysis]]
[[Rhabdomyolysis]]


[[Category:GU]]
==External Links==
[http://www.thepoisonreview.com/2012/01/05/what-color-is-your-urine Poison Review - What Color is Your Urine?]
 
==References==
<references/>
 
[[Category:Urology]]
[[Category:Toxicology]]

Revision as of 23:24, 22 December 2016

Background

The urine can help guide the toxicologic differential in a poisoned patient[1]

Differential Diagnosis

Red Urine

Black

  • Methyldopa
  • Betadine
  • Melanoma
  • Cresol
  • Iiron
  • Laxatives (cascara, senna)
  • L-dopa
  • Methocarbamol
  • Metronidazole
  • Nitrofurantoin
  • Sorbitol

Orange

Purple

  • Phenolphthalein
  • Purple Urine Bag Syndrome[2][3]

Brown

  • Levodopa
  • Metronidazole
  • Nitrofurantoin
  • Iron sorbitol
  • Chloroquine
  • Methyldopa
  • Acetaminophen (overdose)
  • Niridazole
  • Fava beans
  • Rhubarb

Blue/Green

  • Amitryptiline
  • Indomethicin
  • Pseudomonas
  • Methylene blue
  • Clorets breath mints
  • Cimetidine
  • Flupirtine
  • Methocarbamol
  • Metoclopramide
  • Promethazine
  • Propofol
  • Tetrahydronaphthalene
  • Zaleplon

Hematuria vs Myoglobinuria

See Also

Rhabdomyolysis

External Links

Poison Review - What Color is Your Urine?

References

  1. Aycock RD Kass DA. Abnormal urine color. South Med J. 2012 Jan;105(1):43-7
  2. Barlow, G et al. "Purple urine bags". Lancet 1 (8062): 502.
  3. Tan, C et al. "Purple urine bag syndrome". Canadian Medical Association Journal 179 (5): 491.