27 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... Gl tract loss (Diarrhea ... #causes #potassium ... #low #nephrology
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Diagnosis Algorithm ... (NG suction, diarrhea ... #nephrology #low ... #potassium
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Diagnosis Poor ... NG drainage - Diarrhea ... #Diagnosis #Low ... #Potassium #Table ... #Classification
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Laxative use • Diarrhea ... #Hypokalemia #diagnosis ... #Algorithm #differential ... #potassium #nephrology ... #low
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
the basis of the potassium-to-creatinine ... Gastrointestinal loss: Diarrhea ... #differential # ... algorithm #diagnosis ... #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Diagnosis Algorithm ... #Diagnosis #Algorithm ... #nephrology #causes ... #low #potassium
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
- Differential ... Diagnosis Algorithm ... mannitol, glucosuria Low ... loss • Watery Diarrhea ... Hypernatremia #Nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Hypophosphatemia - Differential ... Diagnosis Framework ... Malabsorption, Chronic diarrhea ... • Normal or Low ... Workup #phosphate #nephrology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
- Chronic diarrhea ... Hypomagnesemia #Differential ... #Diagnosis #Low ... Magnesium #Table #Classification ... #Causes #Workup
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
Acidosis (NAGMA) - Differential ... Diagnosis Framework ... Loss of HCO3 - Diarrhea ... #Diagnosis #Workup ... #nephrology