16 results
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
Most CNS opportunistic ... should be based on clinical ... present in 15% of cases ... Demyelinating disease caused ... #InfectiousDiseases
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Toxoplasmosis (CD4 ... CNS Lymphoma (CD4 ... multiple lesions Infectious ... • Nocardia • Parasitic ... differential #diagnosis #causes
Cysticercosis - Taenia solium Life Cycle
1) Eggs or gravid proglottids in feces and passed into environment.
2)
intestinal tapeworm infection ... pathophysiology #infectiousdiseases ... #cdc #parasite
Trypanosomiasis - Trypanosoma cruzi Life Cycle
1) Triatomine bug takes a blood meal (passes metacyclic trypomastigotes in
a blood meal (passes ... amastigotes in new infection ... Clinical manifestations ... pathophysiology #infectiousdiseases ... #cdc #parasite
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
→Activation of CD8 ... accumulation of clinical ... Assessment • Clinical ... salmonella, ...), Parasites ... Drugs, Unknown cause
Immune Reconstitution Inflammatory Syndrome - Overview of IRIS

What Is IRIS?
	• A state of hyperinflammatory response that
previously diagnosed opportunistic ... noncompliance • Clinical ... initiation Clinical ... PML), Confusion, visual ... unintentional weight loss, nausea
Neurocysticercosis (NCC) Summary
Pathogen: Larval stage of Taenia solium
Infection: Ingesting undercooked pork containing cysticerci in muscle tissue.
Taenia solium Infection ... Degenerative: Parasite ... calcifications cause ... Neurocysticercosis #NCC #parasites ... #infectiousdiseases
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
Angiostrongyliasis - Angiostrongylus costaricensis Life Cycle
1) Eggs hatch in the ileum, and first-stage larvae are passed
eggs in tissues causes ... pathophysiology #infectiousdiseases ... #cdc #parasite
Cyclosporiasis - Diagnosis and Management Summary
Pathogen: 
 • Cyclospora cayetanensis
 • Foodborne, waterbone, and soil-transmitted.
 •
intracellular parasite ... transmission as zoonotic infection ... • Anorexia, Nausea ... routine O&P • Clinical ... #microbiology #infectiousdiseases