15 results
Cysticercosis - Taenia solium Life Cycle
1) Eggs or gravid proglottids in feces and passed into environment.
2)
intestinal tapeworm infection ... subcutaneous tissues, brain ... pathophysiology #infectiousdiseases ... #cdc #parasite
C.diff - Clostridioides Difficile Infection (CDI) - Diagnosis and Management - GrepMed Handbook

Clinical Presentation + Progression:
Clostridioides Difficile Infection ... #1 nosocomial infection ... Tx Management (IDSA ... IDSA 2021 CDI ... management #treatment #infectiousdiseases
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... antibiotics as a cause ... negative culture Brain ... Dracunculiasis - Non-Infectious ... Differential #Diagnosis #InfectiousDiseases
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Toxoplasmosis (CD4 ... CNS Lymphoma (CD4 ... • Nocardia • Parasitic ... RingEnhancing #Lesions #Brain ... differential #diagnosis #causes
Amebiasis - Naegleria fowleri - Life Cycle
1) Cysts
2) Trophozoite
3) Flagellated Form
4) Promitosis
→ Water-related activities such as
migrate to the brain ... Trophozoites in CSF and brain ... pathophysiology #infectiousdiseases ... #cdc #parasite
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
CNS Infection in ... occur when the CD4 ... present in 15% of cases ... Demyelinating disease caused ... opportunistic #InfectiousDiseases
Concurrent Brain and Lung Lesions
 • Bacteria: Nocardia spp, Strep anginosus, Staph aureus, Klebsiella pneumoniae (hypervirulent),
Concurrent Brain ... Coccidioides • Parasite ... #Lung #Infections ... Differential #Diagnosis #causes ... #infectiousdiseases
Concurrent Brain and Lung Lesions
 • Bacteria: Nocardia spp, Strep anginosus, Staph aureus, Klebsiella pneumoniae (hypervirulent),
Concurrent Brain ... Coccidioides • Parasite ... #Lung #Infections ... Differential #Diagnosis #causes ... #infectiousdiseases
Trypanosomiasis - Trypanosoma cruzi Life Cycle
1) Triatomine bug takes a blood meal (passes metacyclic trypomastigotes in
a blood meal (passes ... amastigotes in new infection ... pathophysiology #infectiousdiseases ... #cdc #parasite
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... factor • May cause ... possible in HIV PARASITIC ... Microsporidium #Lung #Infections ... differential #diagnosis #infectiousdiseases