قسم الـعملي "LAB Section"_الدفعة السادسة: post #3083 — TG.ME

Parasitology comparison Disease: 🦟Malaria -> cerebral malaria (encephalopathy) 🕸Toxoplasma gondii -> toxoplasmosis 🪱Cestoda -> neurocysticercosis 🪺Echinococcus granulosus -> Echinococcosis, hydateiosis, hydatid disease 🐱Toxocariasis -> Toxocariasis (visceral larva migrans) Infective stage: 🦟Malaria -> sporozoites 🕸Toxoplasma gondii -> Sporulated Oocyst, pseudocyst, Tachyzoite and True cyst 🪱Cestoda -> egg of tenia solium 🪺Echinococcus granulosus -> eggs of Echinococcus granulosus 🐱Toxocariasis -> mature embryonated egg of 2 round worms (toxocara canis & toxocara cati) Intermediate host: 🦟Malaria -> human (schizogony) 🕸Toxoplasma gondii -> Human and other animals(mammels , cat and birds) 🪱Cestoda -> human 🪺Echinococcus granulosus -> herbivorous animals, human(accidentally) Diagnostic stage: 🦟Malaria -> ring, trophozoite, schizont, gametocyte 🕸Toxoplasma gondii -> Tachyzoite , Pseudocyst and True cyst. 🪱Cestoda -> cysticercosis cellulose (larva stage) 🪺Echinococcus granulosus -> hydatid cyst (metacestode) 🐱Toxocariasis -> larva rhabditiform larva Habitat: 🦟Malaria -> RBC 🕸Toxoplasma gondii -> Brain (Intracellular) 🪱Cestoda -> brain 🪺Echinococcus granulosus -> brain 1% 🐱Toxocariasis -> brain Definitive host: 🦟Malaria -> female anopheles (sporozoites) 🕸Toxoplasma gondii -> Cat (Felines) 🪱Cestoda -> human 🪺Echinococcus granulosus -> dog 🐱Toxocariasis -> cat, dog Vector: 🦟Malaria -> female anopheles Sample: 🦟Malaria -> blood 🕸Toxoplasma gondii -> -Blood (Tachyzoite and Antibodies ) -Tissue Biobsy ( pseudocyst and True cyst 🪱Cestoda -> serum (specific Ab) or blood (eosinophilia) 🪺Echinococcus granulosus -> serum (specific Ab) or blood (eosinophilia) 🐱Toxocariasis -> serum (specific Ab) or blood (eosinophilia) Mood of inf.: 🦟Malaria -> bite, blood transfusion, needle stick injury, congenital 🕸Toxoplasma gondii -> Congenital, Ingestion of sporulated Oocyte, Ingestion of undercooked or raw meat containing pseudocyst or true cyst, Blood transfusion (Tachyzoite), Organ transplantation (Pseudocyst or True cyst) 🪱Cestoda -> hetero-infection, external autoinfection, internal autoinfection 🪺Echinococcus granulosus -> ingestion of mature egg, handling with infected dogs (in hair) 🐱Toxocariasis -> ingestion of mature egg, ingestion of encysted larva Diagnosis: 🦟Malaria -> blood film, increase lactic acid in CSF 🕸Toxoplasma gondii -> Microscopic stained smears (Biobsy ,blood and CSF), Ag detection (Blood ,Body fluids or amniotic fluid, Molecular PCR, based method (blood ,amniotic fluid and CSF), Serological (Ab) 🪱Cestoda -> serum Ab & blood lab 🪺Echinococcus granulosus -> serum Ab & blood lab 🐱Toxocariasis -> serum Ab & blood lab