2676 results
Causes of Myocarditis
Infectious Etiologies:
 • Viral agents: Adenoviruses, Enteroviruses (coxsackievirus), Herpesviruses (human herpesvirus 6, Epstein—Barr virus),
Causes of Myocarditis ... Infectious Etiologies ... cruzi (Chagas disease ... ) Non-Infectious ... Inflammatory bowel disease
Causes of Myocarditis 
1. Infectious Myocarditis
 • Bacterial - Staphylococcus, Streptococcus, Pneumococcus, Meningococcus, Gonococcus, Salmonella, Corynebacterium
Causes of Myocarditis ... Infectious Myocarditis ... Borrelia (Lyme disease ... Autoantigens - Infection-negative ... lymphocytic, infection-negative
Causes of Apparent Life Threatening Event (ALTE) - Differential Diagnosis Algorithm
Cardiac:
 • Congenital Heart Disease
 •
Congenital Heart Disease ... Cardiomyopathy • Myocarditis ... age-dependent) Infectious ... Respiratory Tract Infection ... Urinary Tract Infection
Bradycardia Diagnostic and Management Algorithm

CONSIDER ETIOLOGY (not inclusive): 
 - STRUCTURAL: sick sinus, AV block, ischemia,
dissection - INFECTIOUS ... : myocarditis, lyme ... + tick bome diseases
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Drugs • ICP / Infections ... infarction • Myocarditis ... Cimetidine Infections ... : • Lyme disease ... fever • Chagas disease
Chagas Disease (American trypanosomiasis) - Diagnosis and Management Summary
Acute Chagas Disease (8-12 weeks):
 • Mild: Malaise,
Chagas Disease ( ... Acute Chagas Disease ... Acute myocarditis ... Chronic Chagas Disease ... useful for chronic infection
Legionnaires' Disease
Clinical features:
 • Gl- nausea, vomiting, diarrhea
 • Hyponatremia
 • Elevated transaminases
 • CRP >100
Legionnaires' Disease ... Other Legionella Infections ... arthritis, OM, myocarditis ... #Legionnaires #Disease
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
When considering infections ... Myocarditis & culture-negative ... C. canimorsus infection ... Capnocytophaga infection ... Diseases Fellowship
Bradycardia - Differential Diagnosis 
 • Cardiac disease: Myocardial ischemia / infarction, Myocarditis, Congenital disorders, Cardiomyopathies,
Diagnosis • Cardiac disease ... / infarction, Myocarditis ... Cushing response) • Infections ... Lyme disease, diphtheria
Chagas Disease (American trypanosomiasis) - Diagnosis and Management Summary
Acute Chagas Disease (8-12 weeks):
 • Mild: Malaise,
Chagas Disease ( ... Acute Chagas Disease ... Acute myocarditis ... Chronic Chagas Disease ... useful for chronic infection