14 results
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
- Differential ... lysis syndrome • Metabolic ... Elimination: • AKI ... blockers - MCW Nephrology ... #Differential #
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Periodic paralysis Alkalosis ... Metabolic alkalosis ... #Differential # ... Causes #Workup #Nephrology
Causes of Secondary / Provoked Seizures - Differential Diagnosis Algorithm
Febrile
Infection
 • Sepsis
 • Encephalitis
 • Meningitis
Metabolic
Secondary / Provoked Seizures ... - Differential ... • Meningitis Metabolic ... Hyperglycemia • Hypocalcemia ... #Neurology #Differential
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Pain/Post-op • Neurologic ... Malignancy True hypovolemia ... • Bleeding ... • Reduced GFR, AKI ... #Hyponatremia #Nephrology
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Causes of Seizures ... - Differential ... Neurocysticercosis, PML • Metabolic ... Hypomagnesemia, Hypocalcemia ... Algorithm #Causes #neurology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Pain/Post-op • Neurologic ... Malignancy True hypovolemia ... • Bleeding ... • Reduced GFR, AKI ... #Hyponatremia #Nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Hyponatremia - Differential ... Diagnosis Algorithm Hypovolemia ... tubal acidosis and metabolic ... alkalosis, Ketonuria ... Algorithm #Causes #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Pressure: - Metabolic ... Alkalosis: Emesis ... Hippurate - Metabolic ... diagnosis #Algorithm #differential ... #potassium #nephrology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
alkalosis • Normal ... Hypochloremic metabolic ... ratio 0.5%) Differential ... tachycardia • Seizures ... Syndrome #diagnosis #nephrology
Differential Diagnosis: New-Onset Seizure in the Elderly

STRUCTURAL:
 • Stroke/TIA, Subdural hematoma, mass
 • Traumatic Brain Injury
Differential Diagnosis ... Injuries: Falls leading ... METABOLIC - Electrolyte ... Hyponatremia • Hypocalcemia ... #Neurology #Geriatrics