313 results
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Normal, Renin High ... • Drugs • Addison's ... hypoplasia Aldosterone high ... nephrology #potassium #differential
Causes of Hypercalcemia
Hypercalcemia due to increased bone Ca2+ resorption:
 • Primary hyperparathyroidism, Malignancy, Pseudohyperparathyroidism, Renal failure,
Renal failure, Addison's ... Hypercalcemia #Causes #differential ... diagnosis #calcium #high
Suspected Celiac Disease - Diagnosis Algorithm

Celiac disease suspected:
 • Signs and symptoms of celiac disease
 •
hepatitis, T1DM, Addisons ... microscopic colitis Differential ... • Lymphoma • High
NAACP mnemonic for the major causes of Eosinophilia 
N = Neoplasia (CML, Hodgkins lymphoma) 
A =
Atopy A = Asthma, Addison's ... Eosinophilia #NAACP #Differential
Causes of Non-Anion Gap Metabolic Acidosis - USED PART Mnemonic
U: Urinary diversion/ Ureteroenterostomy
S: Small Bowel Fistula
E:
Pancreatic fistula A: Addison ... Mnemonic #Causes #differential
Causes of Hypermagnesemia
Increased magnesium load
 - Magnesium-containing laxatives, antacids, or enemas
 - Treatment of pre-edampsia/eclampsia (mothers
insufficiency (Addison's ... Causes #diagnosis #differential
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... phlebotomy High ... Excretion: • Addison ... #hyperkalemia #differential ... causes #potassium #high
Pediatric Vomiting - Gastrointestinal and Systemic Causes - Differential Diagnosis Algorithm
Hepatobiliary:
 • Acute Hepatitis
 • Acute
Systemic Causes - Differential ... Hypercalcemia • Addison's ... Carbon Monoxide High ... Emesis #Vomiting #Differential
Lab patterns seen in Inborn Errors of Metabolism

A table of lab values compiled from UpToDate and
along with my own additions ... metabolicemergency-pathophysiology-differential-pediatrics-metabolism-algorithm-diagnosis
Breast Discharge - Differential Diagnosis Algorithm
High Prolactin + Normal TSH
 • Microprolactinoma
 • Steroid Hormone Intake
Breast Discharge - Differential ... Diagnosis Algorithm High ... Trauma/Surgery) High ... Prolactin + High ... Breast #Discharge #Differential