1563 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Normal Acid-Base: Low ... Gl tract loss (Diarrhea ... Ureterosigmoidoscopy • HTN, Low ... causes #potassium #low
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
losses (NG suction, diarrhea ... vomiting) • Low ... Algorithm #nephrology #low
Hypokalemia on EKG 

Patient presenting with severe weakness.  Patient had GI bug with vomiting/diarrhea.
with vomiting/diarrhea ... 1.7 along with low
Shock - Differential Diagnosis Algorithm
Warm Extremities
 - Distributive Shock - Low JVP
Distributive Shock - Low ... Vomiting • Diarrhea
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
NG drainage - Diarrhea ... Differential #Diagnosis #Low
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Congenital chloride diarrhea ... - Normal/low ... acidosis: Chronic diarrhea
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Gastrointestinal loss: Diarrhea ... Liddle syndrome Low-normal ... EABV, Low Plasma ... • Distal RTA Low-normal ... Plasma HCO3- • Low
IBD - Assessment of Lack of Response (sLOR) - Differential Diagnosis
Non-inflammatory mechanisms:
 • IBS
 • Fibrostenotic
Other (bile salt diarrhea ... burden - Low
Electrolyte Composition of Body Fluid Losses
 • Vomiting and nasogastric tube loss
 • Biliary drain loss
drain loss • Diarrhea ... established stoma, or low
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Malabsorption, Chronic diarrhea ... • Normal or Low ... - Normal or Low