35 results
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Loses - Medications ... - Loop and ... abnormalities - Hypercalcemia ... - Hypokalemia ... Low #Magnesium #Table
Summary of Diuretic Agents 
Subclass, Drug, Mechanism of Action, Effects, Clinical Applications, Pharmacokinetics, Toxicities, Interaction
CARBONIC ANHYDRASE
Summary of Diuretic ... empagliflozin LOOP ... Chlorthalidone POTASSIUM-SPARING ... #Medications #Pharmacology ... #summary #table
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Diagnosis Algorithm ... Thyrotoxicosis Medications ... • Discontinued diuretic ... nephrology #low #potassium
Hyperkalemia Treatment Options
Stabilize cardiac membrane:
 • IV Calcium (peaks 5-10 minutes)
Decrease potassium concentration:
 • IV Fluids
Shift
Hyperkalemia Treatment ... (if preserved renal ... function) - Loop ... diuretic (often ... LouLectures #Hyperkalemia
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Hyperkalemia: Diagnostic ... algorithm Decreased ... renal potassium ... • Drugs • Diabetic ... #Diagnosis #algorithm
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Differential Diagnosis Algorithm ... Clinicians should also look ... • Renal tubular ... Post-hypercapnia • Diuretics ... causes #nephrology #potassium
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Diagnosis Algorithm ... Extra-renal Losses ... • HTN Absent: Loop ... and thiazide diuretics ... #causes #potassium
Compelling and Possible Contraindications to Antihypertensive Drugs
Diuretics (thiazides)
 - Gout
 - Metabolic syndrome, Glucose intolerance, Pregnancy,
Antihypertensive Drugs Diuretics ... , Bilateral renal ... , Bilateral renal ... failure - Co-medication ... contraindications #table
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Ureterosigmoidostomy, jejunal loop ... , ileal loop ... Renal acidosis ... Potassium-sparing ... diuretics (amiloride
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
associated with hypokalemia ... hypomagnesemia Hypokalemia ... Furosemide and other loop ... diuretics ... hypomagnesemia #Medications