5290 results
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Causes of blood ... culture negative ... febrilepodcast] #BCNIE #Causes ... #culture #negative ... #CNIE #BCNIE #cardiology
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Causes include: ... • Normal or negative ... pg/ml EKG: • Negative ... infarction • Gram negative ... differential #diagnosis #cardiology
Kussmaul's Sign - Differential Diagnosis

Typically the JVP decreases with inspiration as the negative intrathoracic pressure "sucks
inspiration as the negative ... physicalexam #diagnosis #cardiology ... #differential #causes
Causes of Myocarditis 
1. Infectious Myocarditis
 • Bacterial - Staphylococcus, Streptococcus, Pneumococcus, Meningococcus, Gonococcus, Salmonella, Corynebacterium
Causes of Myocarditis ... Autoantigens - Infection-negative ... lymphocytic, infection-negative ... more commonly cause ... differential #diagnosis #cardiology
Hemorrhagic Pericardial Effusions (Hemopericardium)- Differential Diagnosis Framework

IATROGENIC DISEASE
Secondary to invasive cardiac procedures

NONIATROGENIC
• Malignancy (e.g., metastatic spread:
OTHER RARE CAUSES ... may have false negative ... Differential #Diagnosis #cardiology
Endocarditis Algorithm - Infective vs Noninfective Causes
Noninfective:
 • Malignancy
 • Autoimmune disease
 • Systemic infection
Native Valve
vs Noninfective Causes ... HACEK • Culture-negative ... epidermidis • Gram-negative ... Enterococcus • Gram-negative ... #Noninfective #Causes
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
positive in 90% of IE cases ... • Coagulase-negative ... Septic Emboli Cause ... Treat underlying cause ... diagnosis #management #cardiology
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
aureus, Coagulase-negative ... staphylococci Culture Negative ... Septic emboli cause ... Treat underlying cause ... Differential #Diagnosis #cardiology
Complex Pericardial Effusion with Tamponade on POCUS Echocardiogram - A4C
Pt sent to ED c intradialytic hypotension.
Cultures including TB negative ... frequently benign causes ... consider serious causes ... A4C #clinical #cardiology
Complex Pericardial Effusion with Tamponade on POCUS Echocardiogram - PLAX
Pt sent to ED c intradialytic hypotension.
Cultures including TB negative ... frequently benign causes ... consider serious causes ... PLAX #clinical #cardiology