7 results
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
Myocarditis Diagnosis ... Cardiovascular MRI ... Elevated troponin • Cardiogenic ... shock, sudden cardiac ... Diagnosis #Management #Cardiology
Myocarditis - Diagnosis and Causes
 • Clinical presentation: Pseudo-acute coronary syndrome, Cardiac failure <3 rnonths, Cardiogenic
Myocarditis - Diagnosis ... coronary syndrome, Cardiac ... failure <3 rnonths, Cardiogenic ... Diagnosis #Causes #cardiology ... #MRI
Bedside Classification of Shock

Hypovolemic shock 

- Vomiting, diarrhea, overdiuresis 

- Hemorrhage (GI, peritoneal, RP) 

Distributive shock
Anaphylaxis - Post-cardiac ... infarction - Myocarditis ... Endocarditis - Post-MI ... #Distributive #Cardiogenic ... #Comparison #Table
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
, pallor Cardiogenic ... (Intra-cardiac ... failure, acute MI ... → tension PTX, cardiac ... Differential #Diagnosis #table
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
mortality in inferior MI ... • Advanced cardiogenic ... CARDIAC POWER OUTPUT ... much as 40% in cardiac ... catheter #diagnosis #cardiology
Inpatient Cath Lab Indications
Cath Lab ASAP:
STEMI
NSTEMI:
1. Unstable/cardiogenic shock
2. Severe LV dysfunction or
3. Recurrent/persistent rest angina despite
Unstable/cardiogenic ... New/worsening MR ... Rx: NSTEMI/UA: stable ... #Indications #Cardiac ... catheterization #cardiology
Peripartum Cardiomyopathy - Summary
1. Definition
 • Towards the end of pregnancy to 5 months postpartum
fragment • Other: Myocarditis ... ancestry, LGE on MRI ... Minority of Pts: cardiogenic ... and timing with Cardio-OB ... diagnosis #management #cardiology