42 results
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Transcellular Shift ... Transcellular shifts ... Diagnosis #Algorithm #nephrology ... #low #potassium
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
Excretion (IV potassium ... Transcellular Shift ... #Hyperkalemia #Nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
alkalosis • Kidney ... Cl- outside the kidneys ... Chronic diarrhea • Kidney ... of sodium and potassium ... urine #Algorithm #nephrology
Workup for Hyperphosphatemia - Differential Diagnosis Framework
Rule out spurious hyperphosphatemia: paraproteinemia, hyperlipidemia, hemolysis, hyperbilirubinemia, liposomal amphotericin
Transcellular Shift ... : • Lactic acidosis ... , DKA Kidney Disease ... Workup #phosphate #nephrology
Hyperkalemia Treatment Options
Stabilize cardiac membrane:
 • IV Calcium (peaks 5-10 minutes)
Decrease potassium concentration:
 • IV Fluids
Shift
minutes) Decrease potassium ... • IV Fluids Shift ... potassium intracellularly ... Sodium bicarbonate Potassium ... #nephrology
Renal Tubular Acidosis (RTA) 
Type 1 - Failure of secretion
Type 2 - Bicarbonate wasting
Type 4 -
Renal Tubular Acidosis ... Renal #Tubular #Acidosis ... #RTA #types #classification ... #nephrology #diagnosis
Hormones Acting on the Nephron - Diuretics and Their Site of Action
 1) Acetazolamide
 2) Osmotic
HCTZ) 5) Potassium-sparing ... Pathophysiology #Nephrology ... #SiteOfAction #Kidney
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Renal tubular acidosis ... Transcellular shift ... Algorithm #Causes #Classification
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Gap Metabolic Acidosis ... : • Lactic acidosis ... Chronic progressive kidney ... Potassium-sparing ... diagnosis #causes #nephrology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
• Metabolic acidosis ... • Metabolic acidosis ... Algorithm #causes #potassium ... #low #nephrology