53 results
Strongyloides fuelleborni Lifecycle
Free-Living Cycle
1) Eggs containing rhabditiform larvae passed in feces.
2) Rhabditiform larvae hatch in environment.
Parasitic Cycle ... intestine 9) Parasitic ... #diagnosis #pathophysiology ... #infectiousdiseases ... #cdc
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture Negative ... - Differential Diagnosis ... Autoimmune: Crohn's disease ... #Differential #Diagnosis ... #InfectiousDiseases
Echinococcus Life Cycle
1) Adult in small intestine eggs
2) Embryonated egg in feces
3) Oncosphere hatches; penetrates intestinal
Echinococcus #LifeCycle #diagnosis ... #pathophysiology ... #infectiousdiseases ... #cdc #parasite
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
Pott's Disease in ... decreased reflexes Pathophysiology ... intervention CMC ... CMC_IM #Potts #Disease ... #Diagnosis #Management
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Toxoplasmosis (CD4 ... Chorioretinitis • Diagnosis ... including: M, avium, TB ... • Nocardia • Parasitic ... #differential #diagnosis
Leishmaniasis Life Cycle
1) Sandfly takes a blood meal (injects promastigote stage into the skin)
Human Stages:
2) Promastigotes
Leishmaniasis #LifeCycle #diagnosis ... #pathophysiology ... #infectiousdiseases ... #cdc #parasite
Malaria - Plasmodium Life Cycle
1) Mosquito takes a blood meal (injects sporozoites)
Human Liver Stages
2) Infected liver
Plasmodium #lifecycle #diagnosis ... #pathophysiology ... #infectiousdiseases ... #cdc #parasite
Babesiosis - Babesia Life Cycle
1) Tick takes a blood meal (sporozoites introduced into host)
2) Trophozie ←→
Babesia #LifeCycle #diagnosis ... #pathophysiology ... #infectiousdiseases ... #cdc #parasite
Echinostomiasis - Echinostoma Life Cycle
1) Unembroynated eggs passed in feces
2) Embryonated eggs in water
3) Miracidia hatch
Echinostoma #LifeCycle #diagnosis ... #pathophysiology ... #infectiousdiseases ... #cdc #parasite
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
intermediate risk of disease ... testing (TST) False-negative ... because false-negative ... sample = 95% • A negative ... LatentTB #ActiveTB #InfectiousDiseases