Parasitology Flashcards
Types of Protozoan present in the
INTESTINAL TRACT
Entamoeba histolytica –> Amebiasis
Giardia lamblia –> Giardiasis
Cryptosporidium parvum –> Cryptosporidiosis
Types of Protozoan present in the
UROGENITAL TRACT
Trichomonas vaginalis –> Trichomoniasis
Types of Protozoan present in the
BLOOD AND TISSUE
Plasmodium spp. –> Malaria
Taxoplasma gondii –> Taxoplasmosis
Trypanosoma spp. –> Chagas disease, sleeping sickness
Fruits of Pathology:
strawberry
cervix –> trichomoniasis
tongue –> TSS, kawasaki, SF
gallbladder –> cholesterolosis
Fruits of Pathology:
berry
aneurysms –> SAH, ADPKD, coarctation of aorta
Fruits of Pathology:
mulberry
molars –> congenital syphilis
tumor –> tuberous sclerosis
Fruits of Pathology:
blueberry
muffin baby –> congenital rubella, congenital CMV
Fruits of Pathology:
grape-like
vesicles –> hydatidiform mole
clusters –> S. aureus
bunches –> sarcoma botryoides
odor –> P. aeruginosa
Fruits of Pathology:
cherry-red
epiglottis –> epiglottitis
spot in macula –> CRAO, Tay-sachs, Niemann-pick
pigment –> S. marcescens
skin –> CO poisoning
Fruits of Pathology:
banana-shaped
gametocytes –> P. falciparum
left ventricle –> hypertrophic cardiomyopathy
Fruits of Pathology:
orange
peel skin –> inflammatory breast CA
cast skin –> leptospirosis
colonies –> N. asteroides
Fruits of Pathology:
pear-shaped
trophozoites –> Trichomonas, Giardia
organ –> prostate gland
Malaria specie comparison in terms of
Asexual cycle
P. falciparum: 48 hours
P. vivax: 48 hours
P. malariae: 72 hours
P. ovale: 48 hours
Malaria specie comparison in terms of
Periodicity
P. falciparum: Malignant tertian
P. vivax: Benign tertian
P. malariae: Benign quartan
P. ovale: Benign tertian
Malaria specie comparison in terms of
RBC preference
P. falciparum: All ages
P. vivax: young RBCs
P. malariae: Old RBCs
P. ovale: young RBCs
Malaria specie comparison in terms of
Parasitemia
P. falciparum: Highest
P. vivax: Low
P. malariae: Lowest
P. ovale: Low
Malaria specie comparison in terms of
Merozoites
P. falciparum: 0
P. vivax: 12-24
P. malariae: 6-12
P. ovale: 8
Malaria specie comparison in terms of
Gametocytes
P. falciparum: Banana-shaped
P. vivax: Large round
P. malariae: Compact
P. ovale: Small round
Malaria specie comparison in terms of
Cerebral malaria
P. falciparum: Yes
P. vivax: No
P. malariae: No
P. ovale: No
Malaria specie comparison in terms of
Recrudescence
P. falciparum: Yes
P. vivax: No
P. malariae: Yes
P. ovale: No
Malaria specie comparison in terms of
Relapse
P. falciparum: No
P. vivax: Yes
P. malariae: No
P. ovale: yes
Malaria specie comparison in terms of
Drug resistance
P. falciparum: Many
P. vivax: Few
P. malariae: Few
P. ovale: Few
Mnemonic-Malarial Dots
Schuffner dots = P.Ovale & Vivax
SOVrang daming dots!
Maurer dots = coMMa-shaped = P. falciparuM
Treatment
Chloroquine-sensitive P. falciparum and P. malariae infections
Chloroquine
Treatment
P. vivax and P ovale infections
Chloroquine + Primaquine
Treatment
Uncomplicated infections with chloroquine -resistant P. falciparum
Drug Therapy: Quinine + Doxycycline / Clindamycin Alternative Drug: Malarone (Atavaquone-Proguanil) OR Mefloquine OR Co-Artemether + Lumefantrine
Treatment
Severe or complicated infections with P. falciparum
Drug Therapy: Artesunate + Doxycycline / Clindamycin OR Mefloquine / Malarone OR Alternative Drug: Quinidine gluconate Artemether + Doxycycline / Clindamycin OR Mefloquine / Malarone
Mnemonic-Malarial Dots
Schuffner dots = P.Ovale & Vivax
SOVrang daming dots!
Maurer dots = coMMa-shaped = P. falciparuM