69 results
Infective endocarditis - etiology and sources of infection. 
 • Native and prosthetic 
valve endocarditis
 •
and sources of infection ... • Native and ... • Soft tissue infections ... Endocarditis #Sources #Causes ... #Differential #Microbiology
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Causes of blood ... culture negative ... #culture #negative ... InfectiousDiseases #Microbiology ... #CNIE #BCNIE #cardiology
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
up, slow down; "negative ... • V1: Broad & negative ... electrocardiogram #cardiology ... #clinical #diagnosis ... #comparison
Septic Arthritis: Pathogenesis and clinical findings
Notes:
- Septic Arthritis is typically monoarticular & the knee is involved
Pathogenesis and clinical ... involved in >50% of cases ... a +ve culture Microbiology ... : - Bacterial infection ... S.A. can also be caused
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Blood Culture-Negative ... cultures remain negative ... antimicrobials, clinical ... but important causes ... #BloodCulture #Negative
Clinical Manifestations of Human Herpes Viruses (HHV)

Herpes simplex virus 1	HSV-1	Frequently subclinical (80-90%) Oral lesions (10-20%) congenital
Clinical Manifestations ... 20%) congenital infection ... #Viruses #HHV #Microbiology ... #Diagnosis #Comparison
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
high index of clinical ... Frequent false-negative ... in up to 30% of cases ... large infarct - Infectious ... #Endocarditis #comparison
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
dogs & latter can cause ... fastidious gram-negative ... bacillus cause ... possible Patient's clinical ... #dermatology #clinical
Causes of Myocarditis 
1. Infectious Myocarditis
 • Bacterial - Staphylococcus, Streptococcus, Pneumococcus, Meningococcus, Gonococcus, Salmonella, Corynebacterium
Causes of Myocarditis ... Infectious Myocarditis ... Autoantigens - Infection-negative ... lymphocytic, infection-negative ... differential #diagnosis #cardiology
Interstitial pneumonias
An acute reticular pattern is most frequently caused by interstitial edema due to cardiac heart
most frequently caused ... The other cause ... This was a PCP-infection ... #Clinical #Radiology