15 results
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Hyperkalemia: Diagnostic ... renal failure • Drugs ... uropathies • Drugs ... hyperplasia • Drugs ... #nephrology #potassium
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Drugs II. ... Drug-induced hyperkalemia ... Potassium-sparing ... anti-inflammatory drugs ... #differential #diagnosis
Causes of Hyperkalemia
Pseudohyperkalemia
 - Tourniquet use
 - Hemolysis (in vitro)
 - Leukocytosis
 - Thrombocytosis
Intra- to extracellular
shift - Acidosis ... drugs - Transfusion ... Renal failure* - Drugspotassium-sparing ... anti-inflammatory drugs ... #Causes #diagnosis
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
Mechanisms of Drug-Induced ... Hyperkalemia ... #differential #diagnosis ... pathophysiology #pharmacology ... #potassium #medications
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Workup of Hypercalcemia ... - Differential Diagnosis ... Immobilization, Drugs ... #Algorithm #Workup ... #nephrology #PTH
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... reactions Common Drugs ... - Metabolic acidosis ... #causes #potassium ... #high #nephrology
Renal Tubular Acidosis - Differential Diagnosis Algorithm
Decreased Serum K, Urine pH < 5.5 - Proximal RTA
Decreased
- Differential Diagnosis ... Increased Serum K = Hyperkalemic ... nephropathy - Drugs ... #Differential #Diagnosis ... #Algorithm #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... reactions Common Drugs ... • Recent IV potassium ... - Metabolic acidosis ... #high #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
- Differential Diagnosis ... with renal tubal acidosis ... Hypothyroidism, Stress, Drugs ... #Differential #Diagnosis ... Algorithm #Causes #nephrology
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Liver Failure • Hypercalcemia ... Pulmonary Disease Neurologic ... Anti-Depressants • Drug ... Alcohol) • Drug ... Malnutrition / Drug