54 results
Treatment of hyperkalemia via kaliuresis 
step 1 = volume resuscitation if hypovolemic
step 2 = consider fludrocortisone
step
Treatment of hyperkalemia ... determine response to diuretic ... #hyperkalemia ... #kaliuresis #management ... #diuresis #nephrology
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Transcellular Shift ... Losses Non-renal ... • Discontinued diuretic ... Diagnosis #Algorithm #nephrology
Hyperkalemia Treatment Options
Stabilize cardiac membrane:
 • IV Calcium (peaks 5-10 minutes)
Decrease potassium concentration:
 • IV Fluids
Shift
• IV Fluids Shift ... (if preserved renal ... function) - Loop diuretic ... #management #potassium ... #nephrology
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
associated with hypokalemia ... hypomagnesemia Hypokalemia ... - Shift from extracellular ... foscarnet - Diuretics ... differential #diagnosis #nephrology
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Causes of Hypokalemia ... Transcellular Shifts ... Villous adenoma Renal ... chewing tobacco, Renal ... differential #diagnosis #nephrology
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Hypokalemia Differential ... oral intake Renal ... Hypomagnesemia • Osmotic diuresis ... Nonreabsorbable anions • Renal ... Transcellular shift
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Intracellular Shift ... Diuretics (discontinued ... Renal artery stenosis ... Causes #Workup #Nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
losses, Diuretic ... Ketonuria, Osmotic diuresis ... hormone secretion Hypervolemia ... failure Hypervolemia ... Algorithm #Causes #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
Transcellular Shift ... Alkalosis • Hypokalemia ... Increased Excretion - Renal ... Syndrome • Osmotic Diuresis ... Acetazolamide and Thiazide Diuretics
Renal Replacement Therapy (RRT) - ICU One Pager Summary
Indications (AIEOU):
 • A: Acidosis (usually severe metabolic)
derangements (hyperkalemia ... , hypercalcemia, ... Fluid Overload (pulmonary ... refractory to diuretics ... #managment #nephrology