31 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Low intake • Metabolic ... Renal Losses: • Metabolic ... Diagnosis #Algorithm #causes ... potassium #low #nephrology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
abnormalities - Hypercalcemia ... - Hypokalemia ... Low #Magnesium #Table ... Classification #Causes ... #Workup #hypomg
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
Causes of HyperKalemia ... • Tumor lysis syndrome ... • Metabolic acidosis ... blockers - MCW Nephrology ... MCW_Nephrology #HyperKalemia
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... , Gitelman Syndrome ... aldosteronism #Metabolic ... Diagnosis #Algorithm #Nephrology ... #Causes
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Metabolic alkalosis ... NephTwitter) #Hypokalemia ... Algorithm #Diagnosis #Causes ... #Workup #Nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Normotensive: • UCl ... #Hypokalemia # ... Diagnosis #Algorithm #nephrology ... #causes #low #potassium
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
wasting from other causes ... suggests extra-renal causes ... Pressure: - Metabolic ... Hippurate - Metabolic ... differential #potassium #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... tubal acidosis and metabolic ... renal failure Hypervolemia ... Diagnosis #Algorithm #Causes ... #nephrology
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Hyporeflexia: • Hypercalcemia ... Guillain-Barré syndrome ... Hyperthyroidism, Serotonin syndrome ... differential #diagnosis #table ... #neurology
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Causes of Seizures ... vasoconstriction syndrome ... Neurocysticercosis, PML ... • Metabolic: Hypoglycemia ... #neurology