48 results
differential causes nephrology treatment algorithm high hypokalemia syndrome pathophysiology table toxicology blood classification criticalcare dosing hematology hypomagnesemia hypomg product reactions
Hypokalemia - Differential Diagnosis Algorithm Transcellular Shift: • Alkalosis • ↑ beta-2 adrenergic simulation • Erythropoiesis
Hypokalemia - Differential ... Diagnosis Algorithm ... Transcellular Shift ... Thyrotoxicosis Medications ... nephrology #low #potassium
Causes of Hyperkalemia Hyperkalemia is caused by excess potassium intake, impaired potassium excretion, or transcellular shifts. The
transcellular shifts ... with impaired renal ... function, medication ... and underlying renal ... dysfunction is common #Diagnosis
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 Hyperkalemia: Diagnostic algorithm Decreased renal potassium excretion • Acute renal failure • Chronic renal failure • Drugs Increased
Hyperkalemia: Diagnostic ... potassium excretion ... • Acute renal ... • Type 1 #Hyperkalemia ... #Diagnosis #algorithm
Mechanisms of Drug-Induced Hyperkalemia • Direct renin inhibitor (Aliskiren) • Renin release inhibition (NSAIDs, Beta-Blockers)
Mechanisms of Drug-Induced ... • Increased EC shift ... #differential #diagnosis ... pathophysiology #pharmacology ... #potassium #medications
Hyperkalemia Treatment Options Stabilize cardiac membrane: • IV Calcium (peaks 5-10 minutes) Decrease potassium concentration: • IV Fluids Shift
Hyperkalemia Treatment ... • IV Fluids Shift ... (if preserved renal ... LouLectures #Hyperkalemia ... #management #potassium
Drugs associated with hypokalemia and hypomagnesemia Hypokalemia - Shift from extracellular fluid to intracellular fluid compartment -
Drugs associated ... with hypokalemia ... - Shift from extracellular ... #Medications #differential ... #diagnosis #nephrology
Drugs that Impair Renal Potassium Excretion Decreased ENaC channel function: Amiloride, Triamterene, Pentamidine Decreased Aldosterone Synthesis: Heparin,
Drugs that Impair ... Renal Potassium ... happypillsrx/ #Hyperkalemia ... Pathophysiology #Pharmacology ... #Renal
Hyperkalemia - Differential Diagnosis Framework PseudoHyperkalemia: • Lab error • Traumatic venipuncture • Hemolysis, thrombocytosis, leukocytosis •
Diagnosis Framework ... reactions Common Drugs ... Intracellular Shift ... Medications 2. ... #causes #potassium
Causes of Hyperkalemia Pseudohyperkalemia - Tourniquet use - Hemolysis (in vitro) - Leukocytosis - Thrombocytosis Intra- to extracellular
Causes of Hyperkalemia ... shift - Acidosis ... drugs - Transfusion ... failure* - Drugs—potassium-sparing ... #Causes #diagnosis
Hyperkalemia - Differential Diagnosis Framework PseudoHyperkalemia: • Lab error • Traumatic venipuncture • Hemolysis, thrombocytosis, leukocytosis •
Diagnosis Framework ... reactions Common Drugs ... • Recent IV potassium ... Intracellular Shift ... Medications 2.
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