37 results
Differential diagnosis of Skin + Eye infections
 • Bacterial: Staph spp, Strep spp, Pseudomonas spp, Bartonella,
Differential diagnosis ... , M. leprae • Parasitic ... : Leishmaniasis, ... Acanthamoeba, Onchocerciasis ... #dermatology #InfectiousDiseases
Leishmaniasis Life Cycle
1) Sandfly takes a blood meal (injects promastigote stage into the skin)
Human Stages:
2) Promastigotes
Leishmaniasis Life ... proboscis #Leishmaniasis ... #LifeCycle #diagnosis ... pathophysiology #infectiousdiseases ... #cdc #parasite
Strongyloides fuelleborni Lifecycle
Free-Living Cycle
1) Eggs containing rhabditiform larvae passed in feces.
2) Rhabditiform larvae hatch in environment.
Strongyloides fuelleborni Lifecycle ... #fuelleborni #LifeCycle ... #Parasite #diagnosis ... pathophysiology #infectiousdiseases ... #cdc
CENTRAL FACIAL / NASAL LESIONS
Bacteria:
 • Leprosy (saddle nose deformity)
 • Tuberculosis (lupus vulgaris)l
 • Endemic
Endemic treponemal infection ... Invasive mold infection ... Blastomycosis Parasite ... Mucocutaneous leishmaniasis ... #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
Amebiasis - Acanthamoeba Life Cycle
1) Cysts
2) Trophozoite
3) Mitosis
4) Amebae (cysts and trophozoites) can enter humans in
Amebiasis - Acanthamoeba ... #Amebiasis #Acanthamoeba ... #LifeCycle #diagnosis ... pathophysiology #infectiousdiseases ... #cdc #parasite
Blurry vision in a patient with HIV/AIDS
Anterior Segment:
 • Herpes zoster ophthalmicus
 • Keratitis (HSV, Staph,
, Pseudomonas, Acanthameoba ... • Choroidal infections ... seen with lower CD4 ... vision #HIVAIDS #InfectiousDiseases ... #Differential #Diagnosis
Strongyloides Stercoralis Lifecycle
Free-Living Cycle:
1) Rhabditiform larvae in the intestine are excreted in stool. 
2) Development into
Strongyloides Stercoralis Lifecycle ... #stercoralis #LifeCycle ... #diagnosis #pathophysiology ... #infectiousdiseases ... #cdc #parasite
Malaria - Plasmodium Life Cycle
1) Mosquito takes a blood meal (injects sporozoites)
Human Liver Stages
2) Infected liver
Malaria #Plasmodium #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