5-Parasitology Flashcards
Cyst carrier state
E. histolytica
Flask-shaped colon ulcers
Amoebic colitis
Charcot-leyden crystals on fecal smears
Amoebic colitis
Anchovy paste-like aspirate
Amoebic liver abscess
MC extraintestinal form of amoeba
Amoebic liver abscess
DOC of E. histolytica
Metronidazole
Other drug used for E. histolytica
Diloxanide furoate
Backpacker’s diarrhea
G. lamblia
Excessive flatulence smelling like rotten eggs
G. lamblia
Falling-leaf motility
G. lamblia
Foul-smelling, greenish vaginal discharge with itching and burning sensation
T. vaginalis
Strawberry cervix
T. vaginalis
Most important parasitic disease in man
Plasmodium spp
Asexual life cycle
Shizogony and gametogony
Shizogony
Liver, RBC
Gametogony
RBC
Sexual life cycle
Sporogony
Sporogony
Female mosquito
Infective stage of plasmodium spp
Sporozoite
Mosquito specie in plasmodium disease
Anopheles flavirostes minimus
Young RBC
P. vivax, P. ovale
Old RBC
P. malariae
All ages of RBC
P. falciparum
Malignant tertian
P. falciparum
Benign tertian
P. vivax, P. ovale
Benign quartan
P. malariae
Banana-shaped gametocytes
P. falciparum
Large round gametocytes
P. vivax
Small round gametocytes
P. ovale
Compact gametocytes
P. malariae
Highest parasitemia
P. falciparum
Cerebral malaria
P. falciparum
Recrudescence
P. falciparum, P. malariae
Recurrence of symptoms after a temporary abatement
Recrudescence
Duration of recrudescence
2-4 weeks
Relapse
P. ovale, P. vivax
Hypnozoites
Liver
Return of a disease after its apparent cessation due to reactivation of hypnozoites
Relapse
Mechanism of relapse
Antigenic variation
Thick and thin smears with giemsa stain
Malaria
Punctate granulations present in RBC
Schuffner dots
Schuffner dots
P. ovale, P. vivax
Coarse granulations present in RBC
Maurer dots
Maurer dots
P. falciparum
Fine dots present in RBC
Ziemann dots
Ziemann dots
P. malariae
Durck granulomas
Cerebral malaria
Acute renal fever in malaria
Blackwater fever
Septic shock in malaria
Algid malaria
DOC of malaria
Chloroquine
MCC encephalitis in immunocompromised hosts
T. gondii
Ring-enhancing lesions in encephalitis in immunocompromised hosts
T. gondii
Romana’s sign
T. cruzi