11 results
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
culture negative ... #differential # ... #culture #negative ... InfectiousDiseases #Microbiology ... #CNIE #BCNIE #cardiology
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... Negative Abscess ... - Differential ... of a negative culture ... #Negative #Abscess
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Hypercoagulable (APLAS) Microbiology ... • Coagulase-negative ... Septic Emboli Cause ... Marantic (NTBE) Differential ... diagnosis #management #cardiology
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
- Overview and Differential ... Hypercoagulable (APLAS) Microbiology ... Septic emboli cause ... hematuria, + RF Treatment ... #Diagnosis #cardiology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... • Sputum/Blood cultures ... Differential Diagnosis ... #pulmonary #differential ... #causes #management
Acute Dacryocystitis- A 4-week-old boy was brought to the emergency department after having drainage from both
dacryocystitis — infection ... orbital cellulitis, abscess ... the first day of treatment ... cerebrospinal fluid were negative ... clinical #photo #peds
Pyogenic liver abscess in children
Common bacterial causes in children:
 • S.aureus
 • Strep spp
 • Enteric
Common bacterial causes ... • Enteric gram negative ... contiguous focus of infection ... pediatrics #children #peds ... #differential #
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Antimicrobial treatment ... tuberculomas, or abscesses ... specific and <25% culture ... #differential #
Peripartum Cardiomyopathy - Summary
1. Definition
 • Towards the end of pregnancy to 5 months postpartum
exclude other causes ... Differential Diagnosis ... teratogenic GDMT meds ... diagnosis #management #cardiology ... #treatment
Majocchi’s Granuloma due to Trichophyton rubrum 
This is GMS stain and culture of a skin biopsy
/ foot + tinea pedis ... Treatment: Itraconazole ... tissues - mainly caused ... plaques, pustules, abscess ... Majocchi granuloma Treatment