67 results
Strongyloides fuelleborni Lifecycle
Free-Living Cycle
1) Eggs containing rhabditiform larvae passed in feces.
2) Rhabditiform larvae hatch in environment.
penetrate the intact skin ... Parasitic Cycle ... #diagnosis #pathophysiology ... #infectiousdiseases ... #cdc
Differential diagnosis of Skin + Eye infections
 • Bacterial: Staph spp, Strep spp, Pseudomonas spp, Bartonella,
Differential diagnosis ... of Skin + Eye infections ... , M. leprae • Parasitic ... #eye #ocular #dermatology ... #InfectiousDiseases
Leishmaniasis Life Cycle
1) Sandfly takes a blood meal (injects promastigote stage into the skin)
Human Stages:
2) Promastigotes
stage into the skin ... Leishmaniasis #LifeCycle #diagnosis ... pathophysiology #infectiousdiseases ... #cdc #parasite
Strongyloides Stercoralis Lifecycle
Free-Living Cycle:
1) Rhabditiform larvae in the intestine are excreted in stool. 
2) Development into
penetrate the intact skin ... intestinal mucosa (or skin ... stercoralis #LifeCycle #diagnosis ... pathophysiology #infectiousdiseases ... #cdc #parasite
Clonorchiasis - Clonorchis sinensis Life Cycle
1) Embryonated eggs passed in feces.
2) Eggs ingested by the snail
encyst in the skin ... Metacercariae in flesh or skin ... sinensis #LifeCycle #diagnosis ... pathophysiology #infectiousdiseases ... #cdc #parasite
Intestinal Hookworm Life Cycle
1) Eggs in feces
2) Rhabditiform larva hatches
3) Development to filariform larva in environment
4)
larva penetrates skin ... Intestinal #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 #LifeCycle #diagnosis ... pathophysiology #infectiousdiseases ... #cdc #parasite
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... Penicillium marneffei Parasitic ... < 200: Pulmonary ... ID_fellows #Pulmonary ... HIVAIDS #workup #diagnosis
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
- Differential Diagnosis ... endemic fungi - Parasitic ... Toxoplasmosis, Entamoeba Skin ... #Differential #Diagnosis ... #InfectiousDiseases
Onchocerciasis - Onchocerca volvulus Life Cycle
1) Blackfly (genus Simulium) takes a blood meal (L3 larvae enter
typically are found in skin ... OnchocercaVolvulus #LifeCycle #diagnosis ... pathophysiology #infectiousdiseases ... #cdc #parasite