19 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
• Metabolic acidosis ... • Metabolic acidosis ... Diagnosis #Algorithm #causes ... #potassium #low ... #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Defining the cause ... measuring urinary K level ... Renal tubular acidosis ... #nephrology #potassium
Salicylate Toxicity - Diagnosis and Management

Consider if:
1) Patient is hot and altered
2) You see tachypnea with
no respiratory cause ... anion-gap metabolic acidosis ... , Diaphoresis, Pulmonary ... High Lactate, Low Potassium ... Toxic Salicylate Level
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 ... suggests extra-renal causes ... - Metabolic acidosis ... #nephrology #low
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
D-lactate (short bowel syndrome ... Acetazolamide Causes ... Anxiety, pain, fever ... Classically” noted with pulmonary ... Diagnosis #Summary #Nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
diuretic use, Bartter syndrome ... , Gitelman syndrome ... the indicated causes ... of sodium and potassium ... urine #Algorithm #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
- Tumor lysis syndrome ... - Metabolic acidosis ... differential #diagnosis #causes ... #potassium #high ... #nephrology
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Elevation, Lactic Acidosis ... Type A Lactic Acidosis ... output - Acute pulmonary ... - Compartment syndrome ... Type B Lactic Acidosis
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Causes of Metabolic ... chronic respiratory acidosis ... other • Severe potassium ... Differential #Diagnosis #Causes ... #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
- Tumor lysis syndrome ... - Metabolic acidosis ... differential #diagnosis #causes ... #potassium #high ... #nephrology