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Apicomplexa - 2
Microbiology 1 - Apicomplexa/Sporozoa 2
Question | Answer |
---|---|
Toxoplasmosis | Toxoplasma Gondii |
Toxoplasma Gondii | infects warm blooded animals, an intracellular parasite |
3 types of life stages of toxoplasma gondii | trophozoites (in blood), tissue cysts (in tissues - beef), oocysts/sporocysts (in cat's urine & feces) |
oocysts become | sporocysts which can be airborne inhaled |
toxoplasma gondii congenitally transmitted from mom to baby thru placenta | Tox Factor |
Toxoplasma Gondii Sx: | arrests embryonic development, brain damage, congenital defects, accumulation of CSF, abnormally small head, blindness, uveitis, mental retardation, disorders of mvmt, still birth, spontaneous abortion, encephalitis, skin problems |
toxoplasma gondii linked to | schizophrenia (over50% of schizophrenics & mothers test (+) for toxoplasmosis |
Toxoplasmosis Sx: | depends on age, tyhoid like (fever & chills), major problem w/ AIDS patients |
Toxoplasmosis Dx: | parasites in blood, CSF, or tissues, inmmunofluorescence, sabin feldman dye test |
Toxoplasmosis Rx: | pyrimethamine & trisulfapyridine |
Toxoplasmosis prevention | pregnant women should avoid contact w/raw meat & cat feces |
Babesiosis types | Babesia Gigemina & Babesia Microti |
Babesia Gigemina | cattle are affected |
Babesia Microti | assoc. w/human infections |
Babesiosis transmitted by | tick bites & invade & multiply in RBCs |
Babesiosis Sx | high fever, headache, mm. pain, anemia & jaundice can occur as RBCs are destroyed; fatal in person w/o spleen |
Babesiosis Dx | blood smear |
Babesiosis Rx | chloroquinine |
Babesiosis prevention | prevent tick bites |