Study aid - Protozoology Flashcards
- What are the development stages of the protozoa?
a. Trophozoit and cyst
- What are the properties of the trophozoit?
a. Can move, feed, multiply and die
- What are the properties of the cyst?
a. Is responsible for surviving in unfavourable environment, not showing biochemical activity is a dormant structure
- How can the protozoa be classified?
By the type of movement: amoeba, ciliate, flagellate and sporozoa
- List amoebas
a. Entamoaeba sp., Acantamoeba sp., Naegleria sp.
- What is the causative agent of amoebic dysentery?
a. Entamoeba histolytica
- What can Entamoeba histolytica cause?
a. amoebic dysentery, liver, lung and brain abscess
- Which protozoon can cause prostatitis?
a. Trichomonas vaginalis
- Which protozoon can spread by sexual contact?
a. Trichomonas vaginalis
- Which protozoa can spread by the bite of sand fly?
a. Leishmania sp.
- What kind of disease can be caused by Leishmania sp.?
a. Cutan, mucocutan and visceral leishmaniosis
- How can leishmaniosis diagnose?
a. Giemsa-staining of biopsied material
- Treatment of leishmaniosis?
a. stibogluconate in combination with g-IFN and amphotericin-B
- What is the final host of Toxoplasma gondii?
Cats
- In which population can Toxoplasma cause serious disease?
a. In pregnant women and in immunocompromised population
- What is the treatment of toxoplasmosis?
a. Spiramycin, pyrimethamine combined with sulphonamide
- How can malaria spread?
a. By the bite of Anopheles mosquito, transpalcental and by transfusion
- What are the symptoms of malaria (4 symptoms)?
a. periodic high fever, chills, head ache pain in joints and muscle, anaemia, hepato and splenomegaly, kidney failure
- How can malaria diagnose?
a. blood: thick droplet, thin film stained by Giemsa, IF, PCR
- What is the treatment of malaria?
a. chloroquine, mefloquine and artemisin, hypnozoites by primaquine
- Prevention of malaria by chemoprophylaxis?
a. chloroquine, mefloquine, doxycycline
- Prevention of malaria by vaccine?
a. Available vaccine since 2018 against Plasmodium falciparum. The content of the vaccine is a fusion protein.
