68 results
Causes of Hyperkalemia

Hyperkalemia is caused by excess potassium intake, impaired potassium excretion, or transcellular shifts. The
Causes of Hyperkalemia ... is caused by excess ... with impaired renal ... function, medication ... and underlying renal
Drugs that Impair Renal Potassium Excretion 

Decreased ENaC channel function: Amiloride, Triamterene, Pentamidine
Decreased Aldosterone Synthesis: Heparin,
Drugs that Impair Renal ... Decreased ENaC channel function ... Aldosterone Receptor Function ... happypillsrx/ #Hyperkalemia ... #Pathophysiology
Causes of Chronic Kidney Disease - Differential Diagnosis Algorithm
Decreased kidney function (eGFR < 60 ml/min/1.73 m2)
Causes of Chronic ... Decreased kidney function ... Hyperoxaluria • Hypercalcemia ... KidneyDisease #Nephrology ... #Causes
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 ... LouLectures #Hyperkalemia ... management #potassium #nephrology
NSAIDS and their effects on the Kidney - Pathophysiology

Arachidonic Acid metabolites into alternative pathways that modify
on the Kidney - Pathophysiology ... modify immune function ... hyporenin hypoaldo, hyperkalemic ... KidneyDisease #nephrology ... #Effects #pathophysiology
Hyperkalemic Distal Renal Tubular Acidosis (RTA) Type 4 - 

Failure to acidify urine in collecting duct
Hyperkalemic Distal ... Renal Tubular Acidosis ... collecting duct function ... Type4 #Distal #Hyperkalemic ... Diagnosis #Management #Nephrology
Hypochloremia - Differential Diagnosis Algorithm

Cause - Decreased Intake:
 • Low salt in diet
 • Exclusive D5W
- Diarrhea • RENAL ... function, and gastrointestinal ... Gastrointestinal function ... #Pathophysiology ... #Nephrology #Chloride
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
cells FEMg >4% = renal ... function is normal ... Hypomagnesemia #algorithm ... differential #diagnosis #causes ... #nephrology #magnesium
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... gastrointestinal K loss • Renal ... • Renal tubular ... #causes #nephrology
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Diagnosis Algorithm ... Losses Non-renal ... GI losses (NG suction ... #nephrology #low