27 results
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
Causes of Hypernatremia ... perspiration Renal ... • Osmotic diuresis ... #nephrology #sodium ... #high
Hyperkalemia Treatment Options
Stabilize cardiac membrane:
 • IV Calcium (peaks 5-10 minutes)
Decrease potassium concentration:
 • IV Fluids
Shift
Fluids Shift potassium ... (if preserved renal ... function) - Loop diuretic ... #Hyperkalemia #management ... #potassium #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
gastrointestinal K loss • Renal ... hypokalemia • Renal ... Ureterosigmoidostomy, Diabetic ... Post-hypercapnia • Diuretics ... #nephrology #potassium
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
Altitude sickness • Diuretic ... irrigation • Management ... ; High-Ceiling Diuretics ... Kidney stones caused ... #Diuresis #Nephrology
Diuresis in Critical Care - Achieving a Negative Fluid Balance
Advantages Of A Negative Fluid Balance:
 •
TO PO • USE HIGH ... , address diuretic ... ) to normalize Potassium ... Early nephrologv ... Fluid #Balance #management
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
• K sparing diuretics ... (Uncontrolled diabetes ... insufficiency/Failure • SLE ... #potassium #high ... #nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Syndrome • HTN, High ... Loop and thiazide diuretics ... Diagnosis #Algorithm #causes ... #potassium #low ... #nephrology
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Causes of Hypomagnesemia ... Correction of diabetic ... steatorrhea) • Renal ... , Potassium depletion ... differential #diagnosis #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
• K sparing diuretics ... (Uncontrolled diabetes ... insufficiency/Failure • SLE ... #potassium #high ... #nephrology
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Causes of High-anion ... Ketoacidosis: Diabetic ... Potassium-sparing ... diuretics (amiloride ... #nephrology