11 results
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... tubular acidosis (Types ... and 2, but not type ... Diagnosis #Low #Potassium ... #Table #Classification
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Hyperkalemia: Diagnostic algorithm ... Normal, Renin High ... Drugs • PHA type ... l/type 2 • Type ... #differential
Causes of Metabolic Alkalosis - Differential Diagnosis
Chloride depletion syndromes
 • Gastrointestinal losses
    -
Causes of Metabolic ... Alkalosis - Differential ... chloridorrhea - High-volume ... dehydrogenase type ... <2 mmol/L) #Metabolic
Causes of Non-Gap Metabolic Acidosis - Differential Diagnosis Algorithm
Normal Anion Gap (<14) (Loss of Bicarbonate) -
Causes of Non-Gap Metabolic ... Diagnosis Algorithm ... FE-HCO3 • RTA Type ... Low TTKG • RTA Type ... TTKG • RTA Type
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Proximal RTA (type ... (classic) RTA (type ... nephron dysfunction (type ... Potassium-sparing ... #Acidosis #differential
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... phlebotomy High ... infusions) - Metabolic ... Failure • SLE • Type ... #high #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... phlebotomy High ... infusions) - Metabolic ... Failure • SLE • Type ... #high #nephrology
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
ADLs - Highest metabolic ... ASA class If high ... event, follow ACC algorithm ... Risk Stratify Type ... What is the type
Causes of Hyperkalemia - Differential Diagnosis Framework
 • Cellular Shift:
   - Exercise
Hyperkalemia - Differential ... Exercise - Metabolic ... Hypoaldosteronism: type ... Diagnosis #Causes #potassium ... #high
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
Pseudohypoaldosteronism type ... pseudohypoaldosteronism type ... #Hyperkalemia #Differential ... #Diagnosis #High ... #Potassium #Classification