84 results
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
repeat testing • Acute ... nephrolithiasis • Symptoms ... proteinuria, RBC casts ... → Refer to Nephrology ... cystoscopy • Refer to Nephrology
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
tubular cells - Acute ... - Diagnostic of ... protein indicating acute ... crystals may indicate metabolic ... #nephrology #casts
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... suggestive of acute ... in a variety of acute ... #nephrology #interpretation ... #diagnosis
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
and concentrated urine ... are seen in acute ... edgarvlermamd - Nephrology ... #Differential # ... #Nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Primary Metabolic ... Alkalosis - Differential ... Diagnosis Algorithm ... (late) • High Urine ... #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... Alkalosis - Differential ... Diagnosis Algorithm ... (late) • High Urine ... #Nephrology #Causes
Urine Color - Differential Diagnosis
Red Urine:
 • Medical conditions: bleeding, porphyria, factitious disorder
 • Meds: rifampin,
Urine Color - Differential ... Diagnosis Red Urine ... #Color #Differential ... #Diagnosis #urinalysis ... discoloration #nephrology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Acute Kidney Injury ... Algorithm and Differential ... Diagnosis Baseline ... cardiac imaging #Acute ... #Diagnosis #nephrology
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Proteinuria - Differential ... Diagnosis Algorithm ... sediment - WBC/RBC casts ... #Proteinuria #Nephrology ... #Differential #
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
Simplified Approach to Acute ... require urgent nephrology ... IMPROVEMENT If the urine ... for WBCs, RBCs, casts ... #nephrology