144 results
Urinalysis & Urine Sodium 
Theophilus Protospatharius, a seventh-century physician who wrote the first manuscript focused exclusively
Urinalysis & Urine ... • Ketones • Leukocyte ... • Urinary casts ... dipstick #nitrite #leucocyte-esterase ... #urine #UNa #casts
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... also be seen if urine ... - Diagnostic of ... glomerular disease • Leukocytes ... Microscopy #Atlas #key #diagnosis
Step by Step Algorithmic Approach to Pediatric Fever

Age < 21 days old (or 28 days for
sensitivity) Leukocytes ... in the urine Procalcitonin ... Pediatrics #Peds #Diagnosis
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
- Differential Diagnosis ... Hematuria: Red/Dark urine ... 1ml blood/liter urine ... → Diagnostic of ... #Differential #Diagnosis
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 ... - Differential Diagnosis ... Proteinuria (Negative urine ... #Differential #Diagnosis ... #Algorithm #Causes
Causes Abnormal Urine Color - Differential Diagnosis
Turbid White Urine (Albinuria):
 • Chyluria, Filariasis, Schistosomiasis, Malignancy, Phosphaturia,
Causes Abnormal ... Urine Color - Differential ... Diagnosis Turbid ... Syndrome - UTI caused ... #Differential #Diagnosis
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
- Differential Diagnosis ... Algorithm Urine ... Water Diuresis (Urine ... #Differential #Diagnosis ... #Algorithm #causes
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
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup and Diagnosis ... WBCs, or urine ... proteinuria, RBC casts ... Nephrology if cause ... uw_IMresidency #Hematuria #Diagnosis