467 results
Treatment of hyperkalemia via kaliuresis 
step 1 = volume resuscitation if hypovolemic
step 2 = consider fludrocortisone
step
Treatment of hyperkalemia ... fludrocortisone step 3 = diuretic ... determine response to diuretic ... #hyperkalemia ... #diuresis #nephrology
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Causes of Hypokalemia ... ß-Adrenergic agonists, Hypokalemic ... congenital), Thyrotoxic hypokalemic ... , Osmotic diuresis ... or induced) #Hypokalemia
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Hypokalemia Differential ... Hypomagnesemia • Osmotic diuresis ... Hypothermia • Hypokalemic ... amzn.to/2LmUODZ #Hypokalemia
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... • G-CSF • Hypokalemic ... • Discontinued diuretic ... MatthewHoMD #Hypokalemia
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... Urinary Losses - Diuretics ... proliferation - Hypokalemic ... DrEricStrong #Hypokalemia
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Loop and thiazide diuretics ... Hypercalcemia - Hypokalemia ... - Osmotic diuresis ... Post-obstructive diuresis
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
G-K), K-sparing diuretics ... improve GFR - Diuresis ... hypertonic Amp IVP • Diuretics ... (IV loop diuretic ... - IV loop diuretic
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Diagnosis Algorithm Hypovolemia ... Renal losses, Diuretic ... Ketonuria, Osmotic diuresis ... wasting syndrome Hypovolemia
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
Alkalosis • Hypokalemia ... Syndrome • Osmotic Diuresis ... Acetazolamide and Thiazide Diuretics
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
Causes of Hypokalemia ... paralysis/familial hypokalemic ... contracted • Loop diuretics ... syndrome • Thiazide diuretics ... Liddle's syndrome #Hypokalemia