401 results
Causes Abnormal Urine Color - Differential Diagnosis
Turbid White Urine (Albinuria):
 • Chyluria, Filariasis, Schistosomiasis, Malignancy, Phosphaturia,
Causes Abnormal ... Diagnosis Turbid ... White Urine (Albinuria ... Syndrome - UTI caused ... #Differential #Diagnosis
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria: Red/Dark urine ... 1ml blood/liter urine ... more RBC/HPF spun urine ... examination of urine ... RBC - Brown urine
Causes of Abnormal Urine Colors - Differential Diagnosis
Blue-Green - Yellow - Orange - Pink - Red
Causes of Abnormal ... Urine Colors - ... Differential Diagnosis ... White - Purple #Urine ... #causes #discoloration
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... Proteinuria (Negative urine ... Proteinuria (Positive urine ... albuminuria) - Active urine ... Post-infectious GN - Bland urine
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... - Differential Diagnosis ... 145 mmol/L High Urine ... glucosuria Low Urine ... #Algorithm #Causes
Purple Urine Bag Syndrome
Chronic, indwelling catheter + bacteriuria (Providencia, Klebsiella, E.coli*) + alkaline urine
Tryptophan → Indoxyl
Purple Urine Bag ... E.coli*) + alkaline urine ... BrighamChiefs #Purple #Urine ... Syndrome #PUBS #pathophysiology ... #differential #diagnosis
Urine Color - Differential Diagnosis
Red Urine:
 • Medical conditions: bleeding, porphyria, factitious disorder
 • Meds: rifampin,
Urine Color - Differential ... Diagnosis Red Urine ... : • Any cause of ... dyes typically cause ... #Differential #Diagnosis
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Algorithm Urine ... Water Diuresis (Urine ... Mixed Diuresis (Urine ... Solute Diuresis (Urine ... #Algorithm #causes
What the Color of Urine Can Tell You - Differential Diagnosis by Urine Color
Clear: excess water
Pale
What the Color of Urine ... by Urine Color ... Purple (Purple Urine ... BrighamChiefs #Urine ... #causes #discoloration
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup and Diagnosis ... Symptoms of UTI, urine ... WBCs, or urine ... → Urine culture ... urology #blood #urine