22 results
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
- Differential Diagnosis ... Urine Cl-: Vomiting ... (late) • High Urine ... hyperaldosteronism • High PRA: Renal ... #Algorithm #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
- Differential Diagnosis ... Urine Cl-: Vomiting ... (late) • High Urine ... hyperaldosteronism • High PRA: Renal ... #Algorithm #Nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
- Differential Diagnosis ... pain hematuria syndrome ... - RBC casts → Diagnostic ... causes #urology #nephrology ... #renal #urine #
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Na <20: Extra-renal ... Hypothyroidism, Low ... Cirrhosis, Nephrotic syndrome ... Hyponatremia #algorithm #diagnosis ... #sodium #low #nephrology
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Low-normal EABV ... Urine Cl - Non-reabsorbable ... Cl - Loop diuretics ... differential #algorithm #diagnosis ... #nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
- Differential Diagnosis ... Algorithm 1) Check Urine ... mOsm/kg - Implies renal ... • Euvolemic (Low ... Workup #Algorithm #nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
- Differential Diagnosis ... leukemia Measure Urine ... FEPO4 ≥ 5% - Renal ... • Normal or Low ... Workup #phosphate #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
- Differential Diagnosis ... Urine Cl-: Vomiting ... (late) • High Urine ... hyperaldosteronism • High PRA: Renal ... #Algorithm #Nephrology
Hepatorenal Syndrome Diagnosis
 • ↑ in serum Cr of ≥ 0.3mg/dL above baseline
Hepatorenal Syndrome ... Diagnosis • ↑ ... significantly improve renal ... type 2 HRS) • Low ... #nephrology #criteria
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
A urine K/Cr ratio ... suggests extra-renal ... #Hypokalemia #diagnosis ... differential #potassium #nephrology ... #low