21 results
Treatment of hyperkalemia via kaliuresis 
step 1 = volume resuscitation if hypovolemic
step 2 = consider fludrocortisone
step
fludrocortisone step 3 ... = diuretic cocktail ... determine response to diuretic ... #diuresis #nephrology ... #algorithm
Diuretics sites of action on the nephron
1) Acetazolamide (carbonic anhydrase inhibitor)
2) Osmotic diuretics (e.g. mannitol)
3) Loop
Diuretics sites ... e.g. mannitol) 3) ... Loop diuretic ( ... Metolazone) 5) Potassium-sparing ... #pharmacology #nephrology
Hormones Acting on the Nephron - Diuretics and Their Site of Action
 1) Acetazolamide
 2) Osmotic
the Nephron - Diuretics ... e.g. mannitol) 3) ... Loop Diuretics ... HCTZ) 5) Potassium-sparing ... Pathophysiology #Nephrology
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Differential Diagnosis Algorithm ... • Discontinued diuretic ... Differential #Diagnosis #Algorithm ... #nephrology #low ... #potassium
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... Loop and thiazide diuretics ... Differential #Diagnosis #Algorithm ... #causes #potassium ... #low #nephrology
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential Algorithm ... Diuretics (discontinued ... ) 3. ... secreting tumor 3. ... Causes #Workup #Nephrology
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Algorithm for patients ... Urine Cl - Loop diuretics ... , Thiazide diuretics ... #differential #algorithm ... #diagnosis #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Differential Diagnosis Algorithm ... Post-hypercapnia • Diuretics ... differential #diagnosis #algorithm ... #causes #nephrology ... #potassium
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation Algorithm ... treated with IV potassium ... Alkalosis: Emesis, Diuretics ... #differential #potassium ... #nephrology #low
Spontaneous Bacterial Peritonitis
DIAGNOSTICS
Paracentesis: 
 • Calculate absolute PMN count (total WBC x PMN %)
 • Correct
DIAGNOSTICS Paracentesis ... much benefit 3) ... Day 3 repeat paracentesis ... Diuretics ↑ ascitic ... fluoroquinolone to complete