20 results
Strongyloides fuelleborni Lifecycle
Free-Living Cycle
1) Eggs containing rhabditiform larvae passed in feces.
2) Rhabditiform larvae hatch in environment.
Parasitic Cycle ... filariform larvae migrate ... become adults. 8) Parasitic ... intestine 9) Parasitic ... infectiousdiseases #cdc
Strongyloides Stercoralis Lifecycle
Free-Living Cycle:
1) Rhabditiform larvae in the intestine are excreted in stool. 
2) Development into
Parasitic Cycle: ... filariform larvae migrate ... (or skin) and migrate ... infectiousdiseases #cdc ... #parasite
Filariasis - Life Cycle of Wuchereria bancrofti
1) Mosquito takes a blood meal
2) Adults in lymphatics
3) Adults
microfilariae that migrate ... mosquito's midgut, and migrate ... L3 larvae 8) Migrate ... infectiousdiseases #cdc ... #parasite
Leishmaniasis Life Cycle
1) Sandfly takes a blood meal (injects promastigote stage into the skin)
Human Stages:
2) Promastigotes
in the gut and migrate ... infectiousdiseases #cdc ... #parasite
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
) Fungal: • CD4 ... Penicillium marneffei Parasitic ... : • CD4 < 200 ... diagnosis #evaluation #differential ... #CD4
Causes of Encephalopathy - Differential Diagnosis Algorithm
Hyperacute:
 - Primary Neurologic: Vascular (IS, ICH), Seizure, Migraine, Trauma
Encephalopathy - Differential ... ICH), Seizure, Migraine ... Infectious (fungal, TB, parasitic ... Encephalopathy #Differential
Loiasis - Loa loa Life Cycle
1) Fly (genus Chrysops) takes a meal (L3 larvae enter bite
fly's midgut, and migrate ... L3 larvae 8) Migrate ... infectiousdiseases #cdc ... #parasite
Onchocerciasis - Onchocerca volvulus Life Cycle
1) Blackfly (genus Simulium) takes a blood meal (L3 larvae enter
blackfly's midgut and migrate ... L3 larvae 9) Migrate ... infectiousdiseases #cdc ... #parasite
Ascaris lumbricoides - Ascariasis Life Cycle
1) Adults in small intestine
2) Fertilized egg - Unfertilized egg (will
circulation and migrate ... infectiousdiseases #cdc ... #parasite
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Toxoplasmosis (CD4 ... CNS Lymphoma (CD4 ... • Nocardia • Parasitic ... Lesions #Brain #differential