20 results
Cysticercosis - Taenia solium Life Cycle
1) Eggs or gravid proglottids in feces and passed into environment.
2)
intestinal tapeworm infection ... subcutaneous tissues, brain ... LifeCycle #diagnosis #pathophysiology ... #infectiousdiseases ... #cdc #parasite
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Negative Abscess - Differential ... negative culture Brain ... Dracunculiasis - Non-Infectious ... Blastomycosis - Non-Infectious ... #Diagnosis #InfectiousDiseases
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
splenomegaly Other infections ... multiple lesions Infectious ... • Nocardia • Parasitic ... RingEnhancing #Lesions #Brain ... #differential #
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 ... LifeCycle #diagnosis #pathophysiology ... #infectiousdiseases ... #cdc #parasite
Amebiasis - Balamuthia mandrillaris Life Cycle
1) Cysts
2) Trophozoite
3) Mitosis
4) Amebae (cysts and trophozoites) can enter humans
trophozoites) can enter humans ... LifeCycle #diagnosis #pathophysiology ... #infectiousdiseases ... #cdc #parasite
C.diff - Clostridioides Difficile Infection (CDI) - Diagnosis and Management - GrepMed Handbook

Clinical Presentation + Progression:
Clostridioides Difficile Infection ... and Management ... Perforation) Pathophysiology ... #1 nosocomial infection ... #treatment #infectiousdiseases
Hemophagocytic Lymphohistiocytosis (HLH)
Pathophysiology: Triggering factor (infection,...)→Activation of CD8 T cells (IFN-y) → Excessive activation of macrophages
Lymphohistiocytosis (HLH) Pathophysiology ... Triggering factor (infection ... →Activation of CD8 ... salmonella, ...), Parasites ... Lymphohistiocytosis #diagnosis #management
Concurrent Brain and Lung Lesions
 • Bacteria: Nocardia spp, Strep anginosus, Staph aureus, Klebsiella pneumoniae (hypervirulent),
Concurrent Brain ... Coccidioides • Parasite ... #Lung #Infections ... #Concurrent #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 ... #Concurrent #Differential ... Diagnosis #causes #infectiousdiseases
Cyclosporiasis - Diagnosis and Management Summary
Pathogen: 
 • Cyclospora cayetanensis
 • Foodborne, waterbone, and soil-transmitted.
 •
Diagnosis and Management ... intracellular parasite ... transmission as zoonotic infection ... • Humans are ... #microbiology #infectiousdiseases