125 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... Sarcoidosis or Lofgren's syndrome ... #Differential # ... Diagnosis #Dermatology
Uveitis - Definition, Causes and SUN Classification

Inflammation of the iris, ciliary body, vitreous, retina and/or choroid
Incidence
inhabitants 3rd leading cause ... retinal ischemia Causes ... Classification #Differential ... #Diagnosis #Ophthalmology ... #Rheumatology
Myocarditis - Diagnosis and Causes
 • Clinical presentation: Pseudo-acute coronary syndrome, Cardiac failure <3 rnonths, Cardiogenic
Pseudo-acute coronary syndrome ... Recent flu-like syndrome ... pericarditis • Rule out differential ... #Myocarditis #differential ... #cardiology #MRI
Causes of Sudden Cardiac Arrest
Primary Myocardial Processes (> 90%):
 • Acquired structural heart disease: CAD, Most
Causes of Sudden ... , Brugada syndrome ... Cardiac #Arrest #cardiology ... #differential # ... diagnosis #causes
Hypercalcemia - EKG Findings
Causes of Hypercalcemia 
• Malignancy 
• Milk-alkali syndrome 
• Vitamin D toxicity 
•
EKG Findings Causes ... • Milk-alkali syndrome ... Electrocardiogram #Differential ... #Causes #Diagnosis ... #Cardiology
Causes of Anterior Uveitis - Differential Diagnosis
Anterior Uveitis - 90% of cases of Uveitis
 • Inflammation
Uveitis - Differential ... Posner-Schlossman Syndrome ... HIA B27-related syndrome ... Anterior #Uveitis #Differential ... #ophthalmology
Jaundice - Differential Diagnosis Algorithm
Pre-Hepatic - Unconjugated Hyperbilirubinemia
Increased Production
 • Hemolysis
 • Ineffective Erythropoiesis
 • Hematoma
Decreased
Jaundice - Differential ... • Gilbert's Syndrome ... Crigler-Najjar Syndromes ... Diagnosis #Algorithm #Causes ... #Hepatology #bilirubinemia
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Dyspnea - Differential ... Cardiovascular Causes ... Hepatopulmonary syndrome ... Transverse myelitis • Hematology ... #dyspnea #sob #differential
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... - Differential ... Non-lmmune: • HELLP Syndrome ... Diagnosis #Algorithm #Causes ... #Hematology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... Vasculopathy #Purpura #Differential ... #Diagnosis #hematology