18 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... acidosis: Gl tract ... Syndrome • HTN, High ... Diagnosis #Algorithm #causes ... #potassium #low
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Differentials? ... compensation ... AG metabolic acidosis ... AG metabolic acidosis ... Metabolic acidosis
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Causes of High-anion ... Acidosis Causes ... of High-anion Gap ... Potassium-sparing ... #Acidosis #differential
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... wasting from other causes ... urinary losses: • High ... acidosis: Proximal ... diagnosis #Algorithm #differential
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
Causes of HyperKalemia ... - Differential ... lysis syndrome • Metabolic ... acidosis • Succinylcholine ... glycosides • High
Salicylate Toxicity - Diagnosis and Management

Consider if:
1) Patient is hot and altered
2) You see tachypnea with
no respiratory cause ... Alkalosis, High ... Lactate, Low Potassium ... Aspirin #Toxicity #Toxicology ... diagnosis #management #Treatment
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... infusions) - Metabolic ... acidosis - Hyperkalemia ... diagnosis #causes ... #potassium #high
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... infusions) - Metabolic ... acidosis - Hyperkalemia ... diagnosis #causes ... #potassium #high
Causes of Hyperkalemia - Differential Diagnosis Framework
 • Cellular Shift:
   - Exercise
Causes of Hyperkalemia ... - Differential ... Exercise - Metabolic ... Acidosis - ... #potassium #high
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
diarrhea, a high ... the indicated causes ... acidosis, a high ... of sodium and potassium ... Algorithm #nephrology #differential