Parasite (palatandaan) Flashcards
Cigar-shaped/barr-shaped chromatoidal body
E. histolytica cyst
Cross-eyed cyst
E. nana
Iodine cyst
I.butschlii
Large glycogen vacuole
I.butschlii
Bull’s eye Karyosome
E. histolytica troph
Blot like karyosome
E. nana troph
Achromatic granules
I.butschlii
Nipple cyst, lemon cyst
C.mesnili
Bilateral symmetrical, old man’s glasses
G. lamblia
Sheperd’s crook
C. mesnili
Jerky motility, strawberry cervix
T.vaginalis
Chagas
T.cruzi
Winterbottom sign (chancre)
Kerandel’s sign
T. brucei
West africa sleeping sickness
T.brucei gambiense
East african sleeping sickness
T. brucei rhodesiense
Kissing bug, Assassin bug, Reuviid bug, Triatoma bug
Vector of T.cruzi
Largest protozoa
B.coli
Directional Tumbling motility
B.coli
Maurer’s dots
P.falciparum
Ziemann’s dots
P.malariae
Malignant tertian malaria
P.falciparum
Quartan malaria
P.malariae
Benign Tertian malaria
P.vivax
Thin smear
Species identification (fixed by methanol)
Thick smear
Rapid diagnosis (dehemoglobinized)
Crescent, sausage, or banana shaped gametocytes
P.falciparum
Associated with g6pd deficiency
P.falciparum
Aplique or acole ring form, double nuclear dots
P.falciparum
Multiple ring forms (common)
P.falciparum
Rosette merozoits/Daisy formation
P.malariae
band shape trophozoite
P.malariae
Single chromatin dot, Rare multiple ring forms
P.malariae
Round to oval size gametocytes (same as rbc)
P.ovale
Relapse (hypnozoites)
P.ovale
Primaquine
Treatment for relapse (malaria)
Chloroquine
Treatment for Plasmodium species
Ring and gametocyte seen in PBS
P.falciparum
Trophozoite is small hyaline ring that appears amoeboid
P.vivax
Rbc is enlarged (oval,fringed,fimbriated)
P.ovale
Rbc is enlarged
P.vivax
Rbc is normal sized
P.falciparum
Rbc is smaller than normal
P.malariae
Maltese cross inside RBC
Babesia microti
Ixodes dammini
Vector of Babesia microti
Sabin-Feldman Dye Test
Diagnosis of T.gondii
Montenegro Skin Test
Diagnosis of Leishmania
Visceral leishmaniasis
L.donovani
Mucocutaneous leishmaniasis
L.braziliensis
Infective stage of Leishmania
Promastigote
Falling leaf motility
G.lamblia
Definitive host of toxoplasma gondii
Cat
Bradyzoites
Chronic infection of T.gondii in human
Tachyzoites
Acute infection of T. gondii in human
Cyclospora cayetanensis
Called cyanobacterium like body (w/ autofluoresence)
Cytoisospora belli
+/- in autofluoresence
Unholy trinity
Ascaris, Hookworm, Trichuris Trichiura
Nematodes in Small intestine (CASH)
Capillaria philippinensis, Ascaris lumbrecoides, Srongyloides stercoralis, Hookworms (Necator americanus, Ancylostoma duodenale)
Nematodes in Large Intestine (TE)
Trichuris Trichiura, Enterobius vermicularis
Shorter, smaller and with curved tails (nematodes gender)
male
Larger with straight tails (nematodes gender)
Female
Feeding stage, with open mouth, shorter, NON-INFECTIVE STAGE
Rhabditiform larva
Non-feeding stage, with closed mouth, longer
INFECTIVE STAGE
Filariform larva
Extra intestinal nematodes (ASH)
Ascrais, Strongyloides, and Hookworm
Outer mamillary coat/mammillation, fertilized/unfertilized eggs
Ascaris lumbricoides