12 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Mnemonic NO cause ... Drugs (antibiotics ... e.g., sulfonamides ... #Differential # ... Diagnosis #Dermatology
Common Medications Known to Prolong QTc
Antiarrhythmics - Amiodarone, sotalol, flecainide, quinidine, dronedarone, dofetilide
Vasopressors/inotropes - Epinephrine, norepinephrine,
, venlafaxine Antibiotics ... #Medications #Causes ... #differential # ... diagnosis #pharmacology ... #table
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... Drugs (Beta lactam antibiotics ... Extravascular #Causes ... #differential # ... diagnosis #hematology
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
Causes of Anemia ... Volume (MCV) - Differential ... HgbE, HgbC, etc. ... #elevatedMCV #Differential ... #Hematology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Lung Abscess Differential ... • Vasculitis (e.g ... Abscess #pulmonary #differential ... #causes #management
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
for secondary causes ... glucocorticoid treatment ... signs or symptoms (eg ... Disorders #Algorithm #Differential ... #diagnosis #hematology
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
Rule out other causes ... and lower jaw Treatment ... syndrome with acne: antibiotics ... Tetracyclines etc ... diagnosis #management #Dermatology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
foods, stress, etc ... Haverhill fever caused ... Erythemas #comparison #table ... #differential # ... diagnosis #dermatology
It is important to recognize Acute Decompensated Heart Failure (ADHF) as more than just simply a
ECG is vital while ... the determined cause ... #diagnosis #differential ... #table #foamed ... icu #clinical #pharmacology
Causes of Neutropenia - Differential Diagnosis
Neonate:
 - Infection - by far the most common cause
 -
- Differential ... hypertension and/or drug treatment ... Constitutional disorders, eg ... #Neutropenia #differential ... #hematology