22 results
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Hypothyroidism, Low ... failure, Cirrhosis, Nephrotic ... #Hyponatremia #algorithm ... #diagnosis #sodium ... #low #nephrology
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
treat underlying cause ... CHF, cirrhosis, nephrotic ... , CNS Disease, Meds ... #diagnosis #nephrology ... #sodium
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Disease Associations ... and concentrated urine ... Advanced kidney disease ... #Differential #Microscopy ... #Diagnosis #Nephrology
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
Causes of Hematuria ... Differential Diagnosis Algorithm ... blood cells on urine ... microscopy. ... • Thin GBM disease
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Kidney Injury - AKI Workup ... microscopy / urinary ... • Interstitial nephritis ... #Diagnosis #nephrology ... #causes
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
: Hypovolemia, Low ... Urinary obstruction, Nephrotoxic ... IMPROVEMENT If the urine ... Assess UA w/ microscopy ... KidneyInjury #simplified #workup
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... also be seen if urine ... brown cast” - Necrotic ... #Microscopy #Atlas ... key #diagnosis #nephrology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... water loss, Serum Sodium ... mannitol, glucosuria Low ... Hypernatremia #Nephrology ... #Causes
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Algorithm 1) ... Check Urine Osmolality ... • Euvolemic (Low ... #Algorithm #nephrology ... #sodium
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... polyangiitis (GPA) / microscopic ... Minimal change disease ... #Proteinuria #Nephrology ... #Causes