94 results
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Diagnosis Algorithm ... Urine Cl-: Vomiting ... (late) • High Urine ... hyperaldosteronism • High PRA: Renal ... #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Diagnosis Algorithm ... Urine Cl-: Vomiting ... (late) • High Urine ... hyperaldosteronism • High PRA: Renal ... #Nephrology #Causes
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Acute Kidney Injury ... - AKI Workup Algorithm ... syndrome: troponin ... #AKI #Workup #Algorithm ... Diagnosis #nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... Extra-renal Losses ... loss (Diarrhea) Renal ... #nephrology
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... Diagnosis Algorithm ... High Uric Acid → renal ... #nephrology #sodium ... #low #uricacid
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Hypothyroidism, Low ... Cirrhosis, Nephrotic syndrome ... #Hyponatremia #algorithm ... diagnosis #sodium #low ... #nephrology
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Polyuria - Differential ... Diagnosis Algorithm ... Water and solute loading ... Dl • Chronic Renal ... #causes #nephrology
Hypophosphatemia Diagnostic Algorithm
- GI Losses
- Redistribution
- 1° HPT
- 1° Renal PO4 wasting: Hereditary, TIO, Fanconi Syndrome,
- 1° HPT - 1° Renal ... , TIO, Fanconi Syndrome ... Hypophosphatemia #phosphorus #low ... #differential # ... nephrology
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
True Hyponatremia Differential ... Algorithm Instead ... sodium low, uric ... and uric acid low ... #Nephrology
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
and Diagnosis Algorithm ... repeat testing • Acute ... → Refer to Nephrology ... for renal biopsy ... cystoscopy • Refer to Nephrology