17 results
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Diagnosis Algorithm ... Losses Non-renal ... vomiting) • Low ... #Algorithm #nephrology ... #low #potassium
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
Algorithm - Utilizing ... Uric Acid - Low ... High Uric Acid → renal ... #Algorithm #nephrology ... #sodium #low #uricacid
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
- Differential Diagnosis ... Algorithm GI Losses ... MetabolicAlkalosis #NonGap ... #Nephrology #Differential ... #Diagnosis #Algorithm
Hyponatremia Diagnosis Algorithm
UOsm ≥ POsm - Vasopressin-Dependent
 • UNa < 20 mEq/L - Appropriate (↓ EABV)
Algorithm UOsm ... EABV) - Consider: Hypovolemia ... Primary polydipsia, Low ... solute intake, Renal ... #causes #nephrology
Volume Based Approach to Hyponatremia
Hypovolemic, Serum uric acid >4
 • Urine Na <20: Extra-renal losses
 •
Na <20: Extra-renal ... Hypothyroidism, Low ... #Hyponatremia #algorithm ... #diagnosis #sodium ... #low #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... can be high or low ... Present (Uosm ≥100): Hypovolemia ... #differential #diagnosis ... #nephrology
Modified Hyponatremia Algorithm
Hypertonic Hyponatremia: Hyperglycemia, Mannitol, Urologic irrigants
Hypotonic Hyponatremia: 
 • ADH ON (UOsm > 100):
Modified Hyponatremia Algorithm ... ON (UNa < 30): Hypovolemia ... Primary polydipsia, Low ... #diagnosis #sodium ... #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... suggests extra-renal ... #diagnosis #Algorithm ... differential #potassium #nephrology ... #low
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
- Differential Diagnosis ... Workup Algorithm ... mOsm/kg - Implies renal ... • Euvolemic (Low ... #nephrology #sodium