24 results
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Normal, Renin High ... hypoplasia Aldosterone high ... l/type 2 • Type ... Diagnosis #algorithm #nephrology ... #potassium #differential
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Low intake • Metabolic ... Syndrome • HTN, High ... Algorithm #causes #potassium ... #low #nephrology
Causes of Metabolic Alkalosis - Differential Diagnosis
Chloride depletion syndromes
 • Gastrointestinal losses
    -
Causes of Metabolic ... Alkalosis - Differential ... chloridorrhea - High-volume ... dehydrogenase type ... <2 mmol/L) #Metabolic
Shock Classification and Differential Diagnosis
SHOCK
 • MAP <65, SBP <90, drop in SBP > 40
 •
Shock Classification ... and Differential ... Medications, Spinal Cord Injury ... #Differential # ... Diagnosis #Types
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... • Trauma/Crush injury ... infusions) - Metabolic ... Failure • SLE • Type ... #high #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... • Trauma/Crush injury ... infusions) - Metabolic ... Failure • SLE • Type ... #high #nephrology
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
HyperKalemia - Differential ... K+: • Tissue injury ... lysis syndrome • Metabolic ... glycosides • High ... blockers - MCW Nephrology
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Causes of High-anion ... Non-anion Gap Metabolic ... Potassium-sparing ... #Acidosis #differential ... diagnosis #causes #nephrology
Causes of Non-Gap Metabolic Acidosis - Differential Diagnosis Algorithm
Normal Anion Gap (<14) (Loss of Bicarbonate) -
Causes of Non-Gap Metabolic ... Acidosis - Differential ... Cell Problem - High ... MetabolicAcidosis #NonGap #Nephrology ... #Differential #
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... urinary losses: • High ... Pressure: - Metabolic ... diagnosis #Algorithm #differential ... #potassium #nephrology