22 results
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
• White cell casts ... disease • Granular casts ... may indicate metabolic ... key #diagnosis #nephrology ... #casts
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
proteinuria, RBC casts ... → Refer to Nephrology ... cystoscopy • Refer to Nephrology ... if cause not identified ... #Workup #urology
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
require urgent nephrology ... PROBLEM ~80% of AKI cases ... for WBCs, RBCs, casts ... , crystals, protein ... #diagnosis #nephrology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Kidney Injury - AKI Workup ... Algorithm and Differential ... electrolytes, urea ... #Diagnosis #nephrology ... #causes
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Causes of Acute ... Epithelial cell casts ... crystals • Calcium ... #KidneyInjury #Nephrology ... #Causes
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... Differential Diagnosis Algorithm ... sediment - WBC/RBC casts ... #Proteinuria #Nephrology ... Differential #Diagnosis #Algorithm
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
hematuria (RBC casts ... dysmorphic RBCs in urine ... Syndrome #Comparison #Algorithm ... #Nephrology #Diagnosis
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Differential Diagnosis Algorithm ... hyperaldosteronism • Low Urine ... (late) • High Urine ... #Nephrology #Causes
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential Algorithm ... Metabolic alkalosis ... #Differential #Algorithm ... #Diagnosis #Causes ... #Workup #Nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... LiCl use The urine ... Urine chloride is ... the indicated causes ... #Algorithm #nephrology