21 results
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... - Diagnostic of ... • Hyaline casts ... #Microscopy #Atlas ... #nephrology #casts
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Kidney Injury - AKI Workup ... and Differential Diagnosis ... microscopy / urinary ... osmolarity If cause ... #nephrology #causes
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
dialysis indication (e.g ... Nephrotoxic drugs (e.g ... IMPROVEMENT If the urine ... Assess UA w/ microscopy ... #diagnosis #nephrology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... - Differential Diagnosis ... • Hypertonic saline ... Polyuria scheme) e.g ... Hypernatremia #Nephrology
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Urine Microscopy ... CastsHyaline ... colored compounds (e.g ... #Urine #Microscopy ... #diagnosis
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... - Differential Diagnosis ... polyangiitis (GPA) / microscopic ... Protein deposition (eg ... #Proteinuria #Nephrology
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
Causes of Polyuria ... - Differential Diagnosis ... concentration (e.g ... Recovery from Acute Renal ... #Polyuria #Nephrology
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
- Differential Diagnosis ... test (with 24-h urine ... aldosterone) or IV saline ... #Differential #Diagnosis ... #Workup #table
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Associations Hyaline ... and concentrated urine ... tubulointerstitial nephritis, renal ... #Differential #Microscopy ... #Diagnosis #Nephrology
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
Causes of Polyuria ... - Differential Diagnosis ... SGLT2 inhibitors (e.g ... Nephrogenic DI (Renal ... #Causes #nephrology