12 results
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... Negative Abscess ... - Differential Diagnosis ... antibiotics as a cause ... #InfectiousDiseases
Differential diagnosis of Skin + Eye infections
 • Bacterial: Staph spp, Strep spp, Pseudomonas spp, Bartonella,
Differential diagnosis ... tuberculosis, M. abscessus ... , M. leprae • Parasitic ... #dermatology #InfectiousDiseases ... viral #fungal #Microbiology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... Syphilis • Pyogenic Abscess ... • Nocardia • Parasitic ... #differential #diagnosis ... #causes #radiology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... • Most common cause ... CBC - Leukocytosis ... Coccidioides • Parasite ... #differential #causes
Neurocysticercosis (NCC) Summary
Pathogen: Larval stage of Taenia solium
Infection: Ingesting undercooked pork containing cysticerci in muscle tissue.
Degenerative: Parasite ... calcifications cause ... Neurocysticercosis #NCC #parasites ... #infectiousdiseases ... solium #management #microbiology
Cyclosporiasis - Diagnosis and Management Summary
Pathogen: 
 • Cyclospora cayetanensis
 • Foodborne, waterbone, and soil-transmitted.
 •
Cyclosporiasis - Diagnosis ... intracellular parasite ... • Anorexia, Nausea ... management #treatment #microbiology ... #infectiousdiseases
Trypanosomiasis - Trypanosoma cruzi Life Cycle
1) Triatomine bug takes a blood meal (passes metacyclic trypomastigotes in
a blood meal (passes ... Tcruzi #LifeCycle #diagnosis ... pathophysiology #infectiousdiseases ... #cdc #parasite
Angiostrongyliasis - Angiostrongylus costaricensis Life Cycle
1) Eggs hatch in the ileum, and first-stage larvae are passed
eggs in tissues causes ... costaricensis #LifeCycle #diagnosis ... pathophysiology #infectiousdiseases ... #cdc #parasite
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... factor • May cause ... possible in HIV PARASITIC ... #differential #diagnosis ... #infectiousdiseases
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
and Differential Diagnosis ... Hypercoagulable (APLAS) Microbiology ... Septic emboli cause ... Treat underlying cause ... #cardiology #infectiousdiseases