21 results
Causes of Abnormal Urine Colors - Differential Diagnosis
Blue-Green - Yellow - Orange - Pink - Red
Causes of Abnormal Urine ... - Differential Diagnosis ... - Pink - Red - Brown ... White - Purple #Urine ... #differential #diagnosis
What the Color of Urine Can Tell You - Differential Diagnosis by Urine Color
Clear: excess water
Pale
What the Color of Urine ... - Differential Diagnosis ... by Urine Color ... phenazopyridine Brown ... #differential #diagnosis
Urine Color - Differential Diagnosis
Red Urine:
 • Medical conditions: bleeding, porphyria, factitious disorder
 • Meds: rifampin,
Urine Color - Differential ... Diagnosis Red Urine ... vitamin B complex Brown ... /Black Urine: • ... #Differential #Diagnosis
Causes Abnormal Urine Color - Differential Diagnosis
Turbid White Urine (Albinuria):
 • Chyluria, Filariasis, Schistosomiasis, Malignancy, Phosphaturia,
Causes Abnormal Urine ... - Differential Diagnosis ... Turbid White Urine ... Beets, Carrots Brown ... #Differential #Diagnosis
Toxic Alcohol Ingestion
Alcoholic ketoacidosis - Methanol - Ethylene glycol - Isopropyl Alcohol
 • Metabolic Acidosis
 •
Gap • Serum / Urine ... Alcohol #Ingestion #diagnosis ... #toxicology #comparison
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... also be seen if urine ... Red cell casts - Diagnostic ... disease • “Muddy brown ... Microscopy #Atlas #key #diagnosis
Urine Drug Screens - Common drugs that may cause false positive tests 

Amphetamines:
Bupropion, Labetalol, Methylphenidate, Phenylephrine,
Urine Drug Screens ... Diphenhydramine #Urine ... UDS #Laboratory #Toxicology ... #Diagnosis #FalsePositive
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
- Differential Diagnosis ... 1ml blood/liter urine ... - RBC casts → Diagnostic ... Dysmorphic RBC - Brown ... #Differential #Diagnosis
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... • "Muddy Brown ... EricsMedicalLectures/ #Casts #Urine ... interpretation #diagnosis
Possible Causes of Altered Urine Color 

Red 
    Foods: beets, blackberries, rhubarb
Causes of Altered Urine ... Question 5) Brown ... Purple (Purple Urine ... #Altered #Urine ... #Differential #Diagnosis