318 results
Causes of Myocarditis 
1. Infectious Myocarditis
 • Bacterial - Staphylococcus, Streptococcus, Pneumococcus, Meningococcus, Gonococcus, Salmonella, Corynebacterium
Causes of Myocarditis ... Infectious Myocarditis ... Spirochaetal - Borrelia ... Radiation, Electric Shock ... #Myocarditis
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
Myocarditis Diagnosis ... • Cardiogenic shock ... Antlviral (lymphocytic myocarditis ... Immunosuppressants (chronic myocarditis ... eosinophilic) #Myocarditis
Myocarditis 

5 Principles of
Myocarditis:
1. Build clinical suspicion
2. Decide on EMBx
3. Manage acute cardiac injury
4. Manage chronic
Myocarditis ... Principles of Myocarditis ... Treat myocarditis ... HF, Cardiogenic shock ... - Lymphocytic Myocarditis
Causes of Myocarditis
Infectious Etiologies:
 • Viral agents: Adenoviruses, Enteroviruses (coxsackievirus), Herpesviruses (human herpesvirus 6, Epstein—Barr virus),
Causes of Myocarditis ... Bacterial agents: Borrelia ... disease, Giant cell myocarditis ... Thyrotoxicosis #Myocarditis
Bedside Classification of Shock

Hypovolemic shock 

- Vomiting, diarrhea, overdiuresis 

- Hemorrhage (GI, peritoneal, RP) 

Distributive shock
Classification of Shock ... Hypovolemic shock ... Distributive shock ... - Septic shock ... infarction - Myocarditis
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
Shock - Differential ... a.k.a. neurogenic shock ... any cause) - Myocarditis ... DrEricStrong #Shock
Non-lschemic Causes of Cardiogenic Shock:

Beta-Blockers, Calcium Channel Blockers, Digoxin 

Myocarditis 

Cardiomyopathies (sarcoidosis, amyloidosis, Takatsubo, 
hemochromatosis) 

Valvular
of Cardiogenic Shock ... Blockers, Digoxin Myocarditis ... #Cardiogenic #Shock
Shock Classification and Differential Diagnosis
SHOCK
 • MAP <65, SBP <90, drop in SBP > 40
 •
Shock Classification ... Differential Diagnosis SHOCK ... Valve Disease, Myocarditis ... Sophia_Hayes_MD #Shock
Shock Classification Types - Pathophysiology Comparison

Obstructive Shock:
 • Obstructive shock is characterized by a blockage in
Shock Classification ... Obstructive Shock ... • Obstructive shock ... Distributive Shock ... disease. severe myocarditis
Shock - Differential Diagnosis Framework
 - MAP <65. SBP <90, drop in SBP > 40
 -
Shock - Differential ... Valve Disease, Myocarditis ... Dehydration Shock ... Sophia_Hayes_MD #Shock