Favus Flashcards
favus is also known as
dttr
- dermatophytosis
- trichopytosis
- tinea
- ringworm
favus is ___________mycosis
superficial/dermato
favus is an infection of _________ & ___________ part of body
skin
adnexae(hair fol,sweat gla,sebaceous gla)
favus is caused by fungi which are jointly known as
dermatophytes
dermatophytes are _________ parasites
obligate
most important genuses of dermatophytes are _______ & _________
microsporum
trichophyton
a 3 genus of dermatophytes which infects humans
epidermo-phyton
dermatomycosis is known commonly as ______ in animals and ________ in humans
ringworm
tinea
fungi infect human known as
anthro-po-philic
fungi infect animals known as
zoophilic
fungi infecting both humans & animals and living in soil
geo-philic
ringworm of foot
tinea pedis
ringworm of groin
tinea cruris
ringworm of scalp
tinea capitis
a form of tinea CAPITIS with HONEYCOMB appearance
tinea FAVUS
ringworm of nails
tinea UNGUIUM
ringworm of of hairless skin
GICC
tinea GLABROSA/IMBRICATA/CIRCINATA/CORPORIS
ringworm of bearded area
tinea BARBAE
tinea pedis aka
athlete foot
tinea cruris aka
jock itch
tinea unguium aka
oncho-mycosis
ringworm of hairless skin when severe is known as
tinea imbricata
tinea barbae aka
barber itch
can conidia of dermatophtes be seen on tissue
no, conidia are not produced on tissue
2 types of growth of dermatophytes on hair
- ecto-thrix
2. endo-thrix
tell about ecto-thrix dermatophytes
- mycelial invasion WITHIN cell
- arthospores on outside hair
tell about endo-thrix dermatophytes
-both mycelia & arthrospores inside the cell
all animal pathogens are ____thrix type
ECTO(arthrospores on outside)
lesions of darmatophytes are limited to
hair
nail
epidermis
dermis
main M. lesion of ringworm
circular shaped dry,scaly crusts on skin
main m. lesion of ringworm
thickening of stratum corneum
how to stain dermatophytes(i.e. causing ringworm,favus)
Gridley fungus strain
Bauer stain
PAS reaction
which species most commonly causes ringworm in dogs & cats
microsporum canis
which species most commonly causes ringworm in cattle
trichophyton verrucosum
which species most commonly causes ringworm in horses
trichopyton equinum
which genus of dermatophytes exhibit fluore-scence in UV light
microsporum
microsporum can be seen under _________ in dark room
wood’s light(filtered UV light)
favus in poultry is caused by _______
Trichophyton megninni
main lesion in favus in poultry
favus cups
epidermal hyperplasia & hyperkeratosis
what are favus cups
depression around follicles in feathered skin
