16 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
- Differential Diagnosis ... • Metabolic acidosis ... #Algorithm #causes ... #potassium #low ... #nephrology
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
- Differential Diagnosis ... Renal tubular acidosis ... Redistribution - Insulin ... #Low #Potassium ... Classification #Causes
Metformin Pharmacology Summary
Mechanisms of Action:
 • Suppresses gluconeogenesis by the liver
 • Increases insulin-mediated glucose utilization
Metformin Pharmacology ... • Increases insulin-mediated ... agent • Does not cause ... causing lactic acidosis ... #Summary #DM2 #diabetes
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential Diagnosis ... Renal tubular acidosis ... Ureterosigmoidostomy, Diabetic ... #differential #diagnosis ... #nephrology #potassium
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 ... #differential #diagnosis ... #causes #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... consumption • Low ... - Metabolic acidosis ... #Hypokalemia #diagnosis ... #nephrology #low
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
(Uncontrolled diabetes ... - Metabolic acidosis ... paralysis - Insulin ... #causes #potassium ... #high #nephrology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
alkalosis • Normal/low ... • Diabetic ketoacidosis ... the indicated causes ... of sodium and potassium ... #differential #diagnosis
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
(Uncontrolled diabetes ... - Metabolic acidosis ... paralysis - Insulin ... #causes #potassium ... #high #nephrology
There are similarities and differences between these 3 conditions which all carry treatment implications. Each mimic
Ketosis (SK), acidosis ... drips unless also diabetic ... both conditions, low ... provided the starting potassium ... #diagnosis #differential