11 results
Primary and Secondary Causes of Mitral Regurgitation
Primary (organic) chronic mitral regurgitation:
 • Leaflet: Rheumatic fever, Infective
and Secondary Causes ... fever, Infective endocarditis ... ), Spontaneous rupture ... Left ventricular aneurysm ... diagnosis #cardiology #causes
Major Brain Complications of Endocarditis
Abscess:
 • May be macro or micro and occur at site of
Complications of Endocarditis ... fevers Mycotic aneurysm ... devastating SAH if ruptured ... Ischemic stroke caused ... #neurological #neurology
Stroke Etiologies
Hemorrhagic (IPH, SAH)
Ischemic
 - Large Vessel Atherosclerosis
 - Cardioembolic: Atrial fib, prosthetic valves, LV aneurysm,
prosthetic valves, LV aneurysm ... , Endocarditis, ... EricsMedicalLectures/ #Stroke #causes ... differential #diagnosis #neurology
Causes of Severe Aortic Regurgitation - Differential Diagnosis
Acute:
 • Leaflet: Traumatic Rupture, Acute Infective Endocarditis, Acute
Causes of Severe ... Leaflet: Traumatic Rupture ... Acute Infective Endocarditis ... Infection: Infective Endocarditis ... Thoracic Aortic Aneurysms
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Culture (+): ... lesions • Mycotic aneurysm ... Septic Emboli Cause ... Treat underlying cause ... #diagnosis #management
My Patient with Infective Endocarditis (IE) Has Negative Blood Cultures
 - Did they receive antibiotics prior
with Infective Endocarditis ... therapy - Number one cause ... of culture negative ... #Infective #Endocarditis ... BloodCultures #Diagnosis #Management
Streptocccus Pneumoniae
Microbiology: Gram Positive, Alpha-hemolytic, Catalase Negative
Epidemiology - 10% adult carriers:
 • Most common cause of:
• Most common cause ... media • Important cause ... peritonitis, and endocarditis ... sinus • Sputum culture ... microbiology #diagnosis #management
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Blood Culture-Negative ... Infective Endocarditis ... but important causes ... factors: - Serology ... Negative #Infective #Endocarditis
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
Endocarditis - Overview ... Culture Positive ... lesions • Mycotic aneurysm ... Septic emboli cause ... Treat underlying cause
Chagas Disease - American Trypanosomiasis - Diagnosis and Management Summary
Chagas disease (American trypanosomiasis) is an infectious
Diagnosis and Management ... infectious disease caused ... symptoms, positive serology ... (→ventricular aneurysm ... Trypanosomiasis #Diagnosis #Management