31 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... Extra-renal Losses ... • Metabolic acidosis ... • HTN, High Aldosterone
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
- Differential Diagnosis ... Algorithm Hypovolemia ... tubal acidosis ... Hypovolemia, UNa ... Pancreatitis, Trauma
Causes of HyperKalemia - Differential Diagnosis
Increased extracellular K+:
 • Tissue injury
 • Hemolysis
 • Rhabdomyolysis
 •
- Differential Diagnosis ... • Tumor lysis syndrome ... • Metabolic acidosis ... glycosides • High ... blockers - MCW Nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential Diagnosis ... • Renal tubular ... acidosis (type ... #differential #diagnosis ... algorithm #causes #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... phlebotomy High ... - Tumor lysis syndrome ... - Metabolic acidosis ... #nephrology
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Causes of High-anion ... Causes of High-anion ... Renal acidosis ... #differential #diagnosis ... #causes #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Algorithm Syndrome ... trauma • Drugs ... • Pulmonary pathology ... Malignancy True hypovolemia ... GI losses • Renal
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Algorithm Syndrome ... trauma • Drugs ... • Pulmonary pathology ... Malignancy True hypovolemia ... GI losses • Renal
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... phlebotomy High ... - Tumor lysis syndrome ... - Metabolic acidosis ... #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
suggests extra-renal ... urinary losses: • High ... - Metabolic acidosis ... #diagnosis #Algorithm ... differential #potassium #nephrology