Parasitology Flashcards
Flask shaped colon ulcers
Amebiasis
Brownian movement
Entomoeba histolytica
Most common extraintestinal form of amoeba
Amebic liver disease
Anchovy sauce like aspirate
Amoebiasis
Backpacker’s diarrhea
Giardia lamblia
Falling leaf motility
Giardia lamblia
Excessive flatus, smelling like rotten eggs, steatorrhra
Giardia lamblia
Acid fast parasite
Cryptosporidium parvum
Pear shaped, flagellated trophozoite
Trichomonas vaginalis
Pingpong transmission
Trichomonas vaginalis
Strawberry cervix
Trichomonas vaginalis
Most important parasitic disease in man
Plasmodium
MOT of plasmodium
Bite of Anopheles flavirostitis minimus
Seen in patients who completely recover from falciparum malaria
Premonition
Malignant tertian fever
P falciparum
Benign tertian fever
P vivax
Benign quartan fever
P malariae
Benign tertian
P ovale
Recrudescence is seen in
P falciparum and malariae
Relapse is seen in
P ovale and p vivax
Used for identification of plasmodium
Thin smear giemsa stain
Punctate granulations in RBCs invaded by plasmodium
Schuffner dots- p ovale and vivax
Coarse granulations present in RBCs invaded by plasmodium
Maurer dots- p falciparum
Fine dots present in RBCs invaded by plasmodium
Ziemann dots- p malariae
Durck granulomas
Cerebral malaria
Severe complication of p falciparum malaria characterized by intravascular hemolysis, massive hemoglobinuria and acute renal failure
Blackwater fever
Septic shock in malaria
Algid malaria
Preferred diagnostic test for toxoplasmosis
IgM antibody
Ring enhancing lesions of CT scan
Encephalitis- toxoplasmosis
Intracranial calcifications
Congenital toxoplasmosis
T cruzi is transmitted by
Reduviid bug
Most commonly affected muscle in chagas
Cardiac
Unilateral periorbital edema
Romana’s sign- acute Chagas disease
Nodule near bite
Chagoma- acute chagas
Remarkable antigenic variation
Trypanosoma brucei
MoT for trypanosoma
Tsetse fly(glossina)
Sleeping sickness
Trypanosoma brucei
Enlargement of posterior cervical LN
Winterbottom’s sign- Trypanosoma brucei
Hyperesthesia in Trypanosoma brucei infxn
Kerandel’s sign
Plasma cells with cytoplasmic Ig globules
Mott cells- Trypanosoma brucei
Algal blooms cause red tide
Dinoflagellates
Most common cause of red tide in the PH
Pyrodinium Bahamanse var Compressum