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
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Causes of blood ... infective endocarditis ... nutritionally variant Strep ... febrilepodcast] #BCNIE #Causes ... #Endocarditis #
Streptocccus Pneumoniae
Microbiology: Gram Positive, Alpha-hemolytic, Catalase Negative
Epidemiology - 10% adult carriers:
 • Most common cause of:
• Most common cause ... media • Important cause ... sinus • Sputum culture ... Streptocccus #Pneumoniae #strep ... microbiology #diagnosis #management
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
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 ... caseyalbin #endocarditis
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
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 ... nutritionally variant Strep ... Negative #Infective #Endocarditis
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
tissue (Staph/Strep ... dogs & latter can cause ... gram-negative bacillus cause ... to meningitis, endocarditis ... is difficult to culture
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... Pneumonia: blood culture ... , sputum culture ... studies legionella/strep ... ILD #diagnosis #management