66 results
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Diagnosis Algorithm ... Transcellular Shift ... • Discontinued diuretic ... #nephrology #low ... #potassium
Treatment of hyperkalemia via kaliuresis 
step 1 = volume resuscitation if hypovolemic
step 2 = consider fludrocortisone
step
Treatment of hyperkalemia ... determine response to diuretic ... #hyperkalemia ... #diuresis #nephrology ... #algorithm
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
Causes of Hyperkalemia ... Excretion (IV potassium ... Transcellular Shift ... #Hyperkalemia ... #Nephrology #Differential
Diuretics sites of action on the nephron
1) Acetazolamide (carbonic anhydrase inhibitor)
2) Osmotic diuretics (e.g. mannitol)
3) Loop
(e.g. mannitol) ... (e.g. ... Metolazone) 5) Potassium-sparing ... diuretics (e.g. ... #pharmacology #nephrology
Hyperkalemia Treatment Options
Stabilize cardiac membrane:
 • IV Calcium (peaks 5-10 minutes)
Decrease potassium concentration:
 • IV Fluids
Shift
Hyperkalemia Treatment ... • IV Fluids Shift ... function) - Loop diuretic ... LouLectures #Hyperkalemia ... #nephrology
Hormones Acting on the Nephron - Diuretics and Their Site of Action
 1) Acetazolamide
 2) Osmotic
the Nephron - Diuretics ... 3) Loop Diuretics ... HCTZ) 5) Potassium-sparing ... ) #Pathophysiology ... #Nephrology #Nephron
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... Transcellular Shift ... #causes #potassium ... #low #pathophysiology
Emergency management of severe hyperkalemia

#hyperkalemia #management #algorithm #nephrology #Potassium #Treatment
management of severe hyperkalemia ... #hyperkalemia ... #management #algorithm ... #nephrology #Potassium
Nephron Pathophysiology - Diuretic Sites of Action
Diuretics
1) Acetazolamide/canagliflozin
2) Osmotic agents (mannitol, urearetics)
3) Loop agents (eg, furosemide)
4)
Nephron Pathophysiology ... - Diuretic Sites ... ) Loop agents (eg ... Adenosine #Nephron #Pathophysiology ... #Action #nephrology
Hypokalemia Differential Diagnosis Algorithm using Urine Potassium to Creatinine Ratio

#Hypokalemia #Differential #Diagnosis #Algorithm #Potassium #Creatinine #Ratio
Hypokalemia Differential ... Diagnosis Algorithm ... using Urine Potassium ... #Potassium #Creatinine ... #Ratio #nephrology