INTESTINAL PROTOZOANS Flashcards
INTESTINAL PROTOZOANS
BLASTOCYSTIS HOMINIS
TOXOPLASMA GONDII
SARCOCYTIS SPP.
IT LACKS CELL WALL BUT HAS NUCLEI, ER, GA, AND MITOCHONDRION-LIKE ORGANELLES
BASTOCYSTIS HOMINIS
OPTIMAL GROWTH OF B. HOMINIS
37ºC
REPRODUCTION OF B. HOMINIS
ASEXUAL: BINARY FISSION OR SPORULATION
STRICT ANEAROBIC CONDITIONS
4 FORMS OF B. HOMINIS
VACUOLATED
AMOEBA-LIKE
GRANULAR
MULTIPLE FISSION
IT IS THE MAIN TYPE THAT CAUSES DIARRHEA & ARE THE MOST PREDOMINANT IN FECAL SPECIMENS
VACUOLATED
IT ALLOW PARASITE TO INGEST BACTERIA & ENHANCE ENCYTMEST
AMOEBA-LIKE
ITS CONTENT DEVELOP INTO DAUGHTER CELLS OF AMEBA-FORM WHEN RUPTURE
GRANULAR
DOC FOR B. HOMINIS
METRONIDAZOLE
IODOQUINOL
TRIMETHROPIN
NITAZOXANIDE
ITS LIFE CYCLE IS COMPLETED ONLY IN CAT FAMILY FELIDAE
TOXOPLASMA GONDII
2 EXTRAINTESTINAL STAGES OF T. GONDII
ASEXUAL: TACHYZOITES & BRADYZOITES
TRANSMITTED FROM ONE PERSON TO ANOTHER BY BLOOD TRANSFUSION
TACHYZOITES
TRANSMITTED BY EATING MEAT
BRADYZOITE
TRANMITTED THRU ORGAN TRANSPLANT SPECIFICALLY BONE MARROW
BOTH (TACHYZOITES & BRADYZOITES)
WHAT CAUSED DEATH OF BABIES INFECTED WITH T. GONDII
ANEMIA W/ PNEUMONIA
TX OF PX. WITH T. GONDI TO PREVENT OCCURENCE OF HYPERSENSITIVITY
CORTICOSTEROIDS
IT CONTAINS PROLIFERATING TACHYZOITES AND SEEN ACUTE INFECTIONS
PSEUDOCYSTS
CHRONIC INFECTIONS
CYST
PSEUDOCYSTS ARE SEEN IN
TISSUES
CYSTS ARE FOUND IN
MUSCLES & CNS
CA OF SARCOSPORIDIOSIS OR SARCOCYSTOSIS
SARCOCYSTIS SPP.
IT INFECT ANIMALS, SUCH AS BIRDS, REPTILES & MAMMALS
SARCOCYSTIS SPP.
DH OF SARCOCYSTIS SPP.
HUMAN
IT IS BANANA SHAPED HAS A POINTED ANTERIOR END AKA APICAL COMPLEX
TROPHOZOITE
APICAL COMPLEX OF TROPHOZOITE OF SARCOCYSTIS POSSESS:
MICRONEMES, MICROPORES, RHOPTIERES
FOR GROWTH & DEVELOPMENT
IT HAS UNICELLULAR BODIES W/ 1 MEROCYTE
SARCOCYSTS
IT IS A SMALL ROUNDED NON-INFECTIOUS
METROCYTES
MEROCYTES GIVE RISE TO INFECTIOUS CRESCENT-SHAPED
BRADYZOITES
S. HOMINIS IS FOUND IN
CATTLE
S. SUIHOMINIS IS FOUND IN
SWINE
IS FREEZING MEAT AT -5ºC will kill sporocysts
TRUE
