4016 results
Infective endocarditis - etiology and sources of infection. 
 • Native and prosthetic 
valve endocarditis
 •
Infective endocarditis ... and sources of infection ... • 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 infective ... febrilepodcast] #BCNIE #Causes ... differential #diagnosis #causes ... InfectiousDiseases #Microbiology
Microbial Etiology of Acute Pharyngitis - IDSA
Bacterial
 • Group A streptococcus - Pharyngotonsillitis, scarlet fever
 •
croup • EBV - Infectious ... Primary acute HIV Infection ... #differential #causes ... #bacteria #microbiology
Septic Arthritis: Pathogenesis and clinical findings
Notes:
- Septic Arthritis is typically monoarticular & the knee is involved
involved in >50% of cases ... a +ve culture Microbiology ... : - Bacterial infection ... S.A. can also be caused
Trichophyton mentagrophytes on Culture and Microscopy
- common cause of animal dermatophyte infections
- macroconidia will narrow on
Microscopy - common cause ... animal dermatophyte infections ... Microscopy #clinical #microbiology
Strongyloides Stercoralis on sputum microscopy
As many suggested this was strongyloides stercoralis hyperinfection syndrome.
Infection is initiated by
Infection is initiated ... by infectious larvae ... Infective larvae ... Hyperinfection syndrome is caused ... strongyloidiasis #microbiology
Intraoperative Sepsis - Guidelines for Crises in Anaesthesia

Severe sepsis (hypotension persisting after initial fluid challenge of
Guidelines for Crises ... ≥ 4mmol.l-1 if infection ... likely underlying cause ... within 1 h (seek microbiology ... devices could have caused
Rhizopus spp. on microscopy
 - rhizoids ("roots") immediately below non-branched sporangiophores
 - most common cause of
- most common cause ... of zyogmyæte infections ... clinical #microscopy #microbiology
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Infectious: • Pre-existing ... Hypercoagulable (APLAS) Microbiology ... Septic Emboli Cause ... • Infectious insult ... Treat underlying cause
Capnocytophaga
GNR with long fusiform shape.  Fastidious facultative anaerobe that grows slowly and needs enriched agar
C.
= most common cause ... Capnocytophaga #Infection ... Diagnosis #Cats #Dogs #Microbiology