498 results
Urinalysis & Urine Sodium 
Theophilus Protospatharius, a seventh-century physician who wrote the first manuscript focused exclusively
Urinalysis & Urine ... exclusively on urine ... differences in urine ... • Ketones • Leukocyte ... dipstick #nitrite #leucocyte-esterase
Step by Step Algorithmic Approach to Pediatric Fever

Age < 21 days old (or 28 days for
sensitivity) Leukocytes ... in the urine Procalcitonin
Cerebrospinal Fluid (CSF) Interpretation
Appearance - Opening Pressure - Leukocytes - Differential - Glucose - Protein -
Opening Pressure - Leukocytes ... - Differential ... Interpretation #differential
Lower Urinary Tract Infection: Pathogenesis and Clinical Findings

- Predisposing Factors:  Immunocompromised state, diabetes, elderly, female
Pathogenesis and Clinical ... urethra), stagnant urine ... systems, or stagnant urine ... Tenderness - Urine ... (+) Nitrites, Leukocyte
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
True Hyponatremia Differential ... examination, check urine ... uric acid: - Urine ... hyponatremia - Urine ... #Hyponatremia #Differential
Causes Abnormal Urine Color - Differential Diagnosis
Turbid White Urine (Albinuria):
 • Chyluria, Filariasis, Schistosomiasis, Malignancy, Phosphaturia,
Causes Abnormal Urine ... Color - Differential ... * Green Urine: ... : • Purple Urine ... discoloration #Differential
Hypophosphatemia - Measurement of urine phosphate excretion - Differential Diagnosis Algorithm
 • GI loss
 • Redistribution
Measurement of urine ... phosphate excretion - Differential ... Hypophosphatemia #urine ... phosphate #excretion #Differential
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Polyuria - Differential ... Diagnosis Algorithm Urine ... Water Diuresis (Urine ... Mixed Diuresis (Urine ... #Polyuria #Differential
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 ... pathophysiology #clinical ... #photo #differential
Urine Color - Differential Diagnosis
Red Urine:
 • Medical conditions: bleeding, porphyria, factitious disorder
 • Meds: rifampin,
Urine Color - Differential ... Diagnosis Red Urine ... spinach) Orange Urine ... ) Purple Urine: ... #Color #Differential