52 results
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup and Diagnosis ... nephrolithiasis • Symptoms ... → Refer to Nephrology ... cystoscopy • Refer to Nephrology ... if cause not identified
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Algorithm Syndrome ... • Drugs • Pulmonary ... Hypo-osmolar urine ... #Hyponatremia #Nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Algorithm Syndrome ... • Drugs • Pulmonary ... Hypo-osmolar urine ... #Hyponatremia #Nephrology
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
Nephritic vs Nephrotic Syndrome ... hematuria (RBC casts ... dysmorphic RBCs in urine ... Comparison #Algorithm #Nephrology ... #Diagnosis
Glomerular Diseases - Nephritic and Nephrotic Syndromes

Nephritic syndrome—due to GBM disruption. 
Hypertension. t BUN and creatinine.
and Nephrotic Syndromes ... Nephritic syndrome—due ... RBC casts in urine ... #Proteinuria #Nephrology ... #Diagnosis
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
- Differential Diagnosis ... pain hematuria syndrome ... → Diagnostic of ... #causes #urology ... #nephrology #renal
Urine Color - Differential Diagnosis
Red Urine:
 • Medical conditions: bleeding, porphyria, factitious disorder
 • Meds: rifampin,
Diagnosis Red Urine ... : • Any cause of ... dyes typically cause ... #Differential #Diagnosis ... discoloration #nephrology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
and Differential Diagnosis ... osmolarity If cause ... • Cardio-renal syndrome ... #Differential #Diagnosis ... #nephrology #causes
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... - Differential Diagnosis ... • Fanconi's syndrome ... #Proteinuria #Nephrology ... #Algorithm #Causes
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
- Differential Diagnosis ... hyperaldosteronism • Low Urine ... (late) • High Urine ... #Algorithm #Nephrology ... #Causes