198 results
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
algorithm Decreased renal ... potassium excretion ... • Acute renal ... transfusion • Tumor ... Diagnosis #algorithm #nephrology
Causes of Hyperkalemia

Hyperkalemia is caused by excess potassium intake, impaired potassium excretion, or transcellular shifts. The
Causes of Hyperkalemia ... Hyperkalemia is caused ... by excess potassium ... with impaired renal ... and underlying renal
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... gastrointestinal K loss • Renal ... hypokalemia • Renal ... Renin-secreting tumor ... #nephrology #potassium
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Algorithm Extra-renal ... Renin secreting tumor ... Diagnosis #Algorithm #causes ... #potassium #low ... #nephrology
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Causes of Facial ... Sparing = Central cause ... - Intracranial tumor ... Infection, Compression Tumor ... #neurology #sparing
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... suggests extra-renal ... causes • Laxative ... Renin secreting tumor ... #nephrology #low
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Framework Pre-Renal ... Hypercalcemia, Renal ... • Obstruction (Tumor ... Differential #Diagnosis #nephrology ... #causes #algorithm
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
• Recent IV potassium ... Transfusion reaction - Tumor ... differential #diagnosis #causes ... #potassium #high ... #nephrology
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
Causes of Hyperkalemia ... Excretion (IV potassium ... #Hyperkalemia #Nephrology ... Diagnosis #Algorithm #Causes
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... Dysfunction - Imbalance, neurologic ... Infratentorial Tumors ... • Glomus Tumors ... Dizziness #Vertigo #Neurology