113 results
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... spp, Atypical infection ... Penicillium marneffei Parasitic ... bronchoscopy Infectious ... diagnosis #evaluation #differential
Strongyloides fuelleborni Lifecycle
Free-Living Cycle
1) Eggs containing rhabditiform larvae passed in feces.
2) Rhabditiform larvae hatch in environment.
Free-Living Cycle 1) ... Parasitic Cycle ... intestine 9) Parasitic ... #diagnosis #pathophysiology ... infectiousdiseases #cdc
Cysticercosis - Taenia solium Life Cycle
1) Eggs or gravid proglottids in feces and passed into environment.
2)
solium Life Cycle 1) ... intestinal tapeworm infection ... LifeCycle #diagnosis #pathophysiology ... infectiousdiseases #cdc ... #parasite
Echinococcus Life Cycle
1) Adult in small intestine eggs
2) Embryonated egg in feces
3) Oncosphere hatches; penetrates intestinal
Echinococcus Life Cycle 1) ... LifeCycle #diagnosis #pathophysiology ... infectiousdiseases #cdc ... #parasite
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Toxoplasmosis (CD4 ... splenomegaly Other infections ... multiple lesions Infectious ... • Nocardia • Parasitic ... Lesions #Brain #differential
Leishmaniasis Life Cycle
1) Sandfly takes a blood meal (injects promastigote stage into the skin)
Human Stages:
2) Promastigotes
Leishmaniasis Life Cycle 1) ... LifeCycle #diagnosis #pathophysiology ... infectiousdiseases #cdc ... #parasite
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
Malaria - Plasmodium Life Cycle
1) Mosquito takes a blood meal (injects sporozoites)
Human Liver Stages
2) Infected liver
Plasmodium Life Cycle 1) ... lifecycle #diagnosis #pathophysiology ... infectiousdiseases #cdc ... #parasite
C.diff - Clostridioides Difficile Infection (CDI) - Diagnosis and Management - GrepMed Handbook

Clinical Presentation + Progression:
and Management ... Perforation) Pathophysiology ... Epidemiology: • #1 ... nosocomial infection ... 10 mg/kg IV x 1
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
scattered, small (1 ... inhalational injury Differential ... Opacities: • Infectious ... Nocardia, zoonotic infections ... - Disseminated Parasites