11 results
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Clinicians should also look ... Post-hypercapnia • Diuretics ... Hyperaldosteronism: malignant ... #potassium
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Diagnosis Algorithm ... High Aldosterone: Malignant ... • HTN Absent: Loop ... and thiazide diuretics ... #causes #potassium
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Medications - Loop ... - Hypokalemia ... Low #Magnesium #Table ... #Classification ... #Causes #Workup
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... Urinary Losses - Diuretics ... Diagnosis #Low #Potassium ... #Table #Classification ... #Causes
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Diagnosis Algorithm ... Hyperaldosteronism: malignant ... >20 mEq/24 h - Diuretics ... #nephrology #causes ... #low #potassium
Treatment algorithm for malignancy-associated hypercalcemia.
Hypercalcemia
 - Renal Failure → Dialysis with low Ca++ bath
Aggressive IV hydration
Treatment algorithm ... for malignancy-associated ... Volume Overload → Loop ... diuretic IV Bisphosphonate ... Calcitonin Refractory Cases
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... treated with IV potassium ... wasting from other causes ... ↑ Aldosterone: Malignant ... Alkalosis: Emesis, Diuretics
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
only if no clear cause ... Elimination (see Table ... (IV loop diuretic ... acetazolamide) - IV loop ... Management #Treatment #potassium
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
Monitor potassium ... per day until stable ... Loop diuretics for ... Dialysis for severe hyperkalemia ... Management #Summary #causes
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Management Summary Causes ... - Seizures - Malignant ... - Neuroleptic malignant ... Monitor potassium ... Loop diuretics for