17 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Toxoplasmosis (CD4 ... CNS Lymphoma (CD4 ... • Nocardia • Parasitic ... differential #diagnosis #causes
Cysticercosis - Taenia solium Life Cycle
1) Eggs or gravid proglottids in feces and passed into environment.
2)
cysticerci. 5) Humans ... infectiousdiseases #cdc ... #parasite
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
→Activation of CD8 ... salmonella, ...), Parasites ... Drugs, Unknown cause ... 100 mg/m2) : in case ... emergency, ICU in case
Cyclosporiasis - Diagnosis and Management Summary
Pathogen: 
 • Cyclospora cayetanensis
 • Foodborne, waterbone, and soil-transmitted.
 •
intracellular parasite ... • Humans are ... • Anorexia, Nausea
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Diagnosis: • CBC ... Clindamycin in case ... Coccidioides • Parasite ... #differential #causes
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Disease by CD4 ... Count: Any CD4 ... Legionella: • Nausea ... factor • May cause ... possible in HIV PARASITIC
Amebiasis - Balamuthia mandrillaris Life Cycle
1) Cysts
2) Trophozoite
3) Mitosis
4) Amebae (cysts and trophozoites) can enter humans
trophozoites) can enter humans ... infectiousdiseases #cdc ... #parasite
Trypanosomiasis - Trypanosoma cruzi Life Cycle
1) Triatomine bug takes a blood meal (passes metacyclic trypomastigotes in
a blood meal (passes ... infectiousdiseases #cdc ... #parasite #american
Chagas Disease - American Trypanosomiasis - Diagnosis and Management Summary
Chagas disease (American trypanosomiasis) is an infectious
infectious disease caused ... the protozoan parasite ... only available at CDC
Amebiasis - Acanthamoeba Life Cycle
1) Cysts
2) Trophozoite
3) Mitosis
4) Amebae (cysts and trophozoites) can enter humans in
trophozoites) can enter humans ... infectiousdiseases #cdc ... #parasite