37 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... @priti899 #Hypokalemia ... Diagnosis #Algorithm #causes ... #potassium #low ... #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... (K) & magnesium( ... wasting from other causes ... causes • Laxative ... #nephrology #low
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Defining the cause ... • Renal tubular ... diagnosis #algorithm #causes ... #nephrology #potassium
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... • Refeeding syndrome ... Losses Non-renal ... Diagnosis #Algorithm #nephrology ... #low #potassium
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Causes of Hypomagnesemia ... Familial: Bartter syndrome ... and Gitelman syndrome ... with secondary, hypocalcemia ... #nephrology #magnesium
Potassium Electrolyte Repletion
If patient also has hypomagnesemia, replete magnesium before repleting potassium
Oral:
 • Pills (ask pharmacy
Potassium Electrolyte ... hypomagnesemia, replete magnesium ... Intravenous (can cause ... 10 mEq/hr) • Central ... Repletion #management #hypokalemia
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
patients with hypokalemia ... the basis of the potassium-to-creatinine ... Proximal RTA • Distal ... #urine #potassium ... algorithm #diagnosis #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
Causes of Hypokalemia ... • Magnesium depletion ... aldosterone • Renal ... #Hypokalemia ... #Nephrology #Differential
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... acid, Liddle's Syndrome ... #Hypokalemia # ... Diagnosis #Algorithm #nephrology ... #causes #low #potassium
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypercalcemia - Hypokalemia ... Mg wasting syndromes ... - Hungry bones syndrome ... Diagnosis #Low #Magnesium ... Classification #Causes