20 results
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... and Workup Step ... pseudohyponatremia • hyperglycemia ... • nephrotic syndrome ... #Nephrology
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
- Differential Diagnosis ... • Refeeding syndrome ... • Discontinued diuretic ... #Algorithm #nephrology ... #low #potassium
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential Diagnosis ... Ureterosigmoidostomy, Diabetic ... #differential #diagnosis ... algorithm #causes #nephrology ... #potassium
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
- Differential Diagnosis ... Workup Algorithm ... • Euvolemic: Diabetes ... , Cushing syndrome ... #nephrology #sodium
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
- Differential Diagnosis ... • Tumor lysis syndrome ... Succinylcholine • Diabetes ... mellitus • Hyperglycemia ... blockers - MCW Nephrology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Kidney Injury - AKI Workup ... and Differential Diagnosis ... clinical context and signs ... #Injury #AKI #Workup ... #nephrology #causes
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Correction of diabetic ... metastasis (hungry bone syndrome ... osmotic diuresis, Potassium ... #differential #diagnosis ... #nephrology #magnesium
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
hyperthermia crisis (late sign ... • Serotonin syndrome ... Differential #Causes #Anesthesiology ... Anesthesia #Checklist #Diagnosis ... #Management #Workup
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
- Differential Diagnosis ... - Tumor lysis syndrome ... (Uncontrolled diabetes ... #causes #potassium ... #high #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
use, Bartter syndrome ... , Gitelman syndrome ... of sodium and potassium ... urine #Algorithm #nephrology ... #differential #diagnosis