Skin and Wound Bacteria

what is the foot bath for cattle to prevent footrot?

CuSO4

what organism is usually cultured from the hoof of a horse in cases of Thrush?

Fusobacterium necrophorum

what is Staph hyicus also known as?

Greasy Pig Disease

there are a lot of disease caused by Staph aureus and their pathogenicity is related to what toxins?

Hemolysins, Leukocidins, Enterotoxins, Hyaluronidase, and Penicillinase

what is the foot bath for sheep to prevent footrot?

ZnSO4

what does Trueperella pyogenes create?

a fibrous sac, very pyogenic, usually have a thick capsule around abscess

Strep equi ss zooepidemicus is a wound contaminant in what species?

all animals

what is Dermatophilus treated with?

antiseptic scrub if it doesn't respond to that or if it's on larger portions of the body you can treat with antibiotics

what does Strep equi ss zooepidemicus cause in foals?

arthritis

what is MRSA?

bacteria has developed resistance to multiple drugs particularly the beta-lactam antibiotics

what hemolysis does Strep. equi ss zooepidemicus have?

beta

what hemolysis is Staphylococcus aureus?

beta

what is the hemolysis of Streptococcus?

beta

specimens of skin and wounds may be collected by what ways?

biopsy, aspirate, swab, scabs or scrapings

what catalase and oxidase reaction is Staphylococcus?

cata + and oxid -

what is the cata and oxi reaction of Corynebacteria?

cata +/ oxi -

what is the cata., oxi., and coag. reaction?

cata +/ oxi -/ coag -

what is the cata and oxi reaction for Strep. equi ss zooepidemicus?

cata -/ oxi -

in what species does Actinomyces bovis causes lesions in?

cattle

what is the arrangement of Streptococcus?

chain cocci

what arrangement is Staphylococcus?

cocci

what is a infection of the skin?

dermatitis

Staphylococcus aureus causes what is horses?

dermatitis and folliculitis

what are Leukocidins?

destroys WBC's

what does Erysipelothrix rhusiopathiae cause in pigs?

diamond skin disease

what does surface pyoderma look like?

erythema, pustle, shiny skin that's moistened, odiferous

what does Staph hyicus start as?

exudative pyodermatitis which becomes systemic

what does Bacteroides nodosus cause in sheep with F. necrophorum?

foot rot

what does Fusobacterium necrophorum cause in ruminants?

foot rot

what is seen in puppy pyoderma (impetigo) superficial dermatitis?

get scabs and crusting, self-limiting- they will recover spontaneously without medication

what gram reaction does Actinomyces bovis show?

gram pos

what gram reaction is Corynebacteria?

gram pos

what is the gram reaction of Streptococcus?

gram pos

where is Actinomyces bovis found?

in the mouth of many animals

where is C. bovis found?

in the udder

what is furunculosis?

indicates deeper infection- boils, abscesses, acne

what is folliculitis?

infection in hair follicle

what is cellulitis?

infection of the SQ and interstitial spaces. can be extremely painful, high temp, anorexic

what are Enterotoxins?

invade the intestinal system associated with food poisoning

how does Actinomyces bovis produce Lumpy Jaw?

invades the bone of the mandible and produces an abscess inside the bone

in what species can Dermatophilus congolensis be found in?

it's ubiquitous- horses, cattle, sheep, goats, dogs, cats, and humans

what is seen in cases of deep pyoderma?

lots of tissue damage

what is Staph intermedius?

may also be involved in dermatitis, hard to differentiate from Staph aureus

Strep equi ss zooepidemicus produce what genital disease of horses?

metritis

what promotes the spread of Dermatophilus congolensis?

moist conditions

Actinomycetes is associated with what?

molds or fungus

how does Dermatophilus congolensis get in the body?

needs a break in the skin and direct contact by vector or fomite

what is MRSA associated with?

nosocomial infections, especially with stressed or compromised patients

what is Staph epidermis?

part of normal flora of skin. occasionally found as an opportunist in suture abscess or wounds

what is the arrangement of Trueperella pyogenes?

pleomorphic rods

what gram stain is Staphylococcus?

positive

what gram stain is Trueperella pyogenes?

positive

how can you keep slides aseptic?

put in a jar with alcohol and when you want to take one out remove with forceps and put over a flame to get the alcohol off

what is pyoderma?

pyogenic bacterial infection of skin

what arrangement is Corynebacteria?

rods

what arrangement does Actinomyces bovis show?

rods, may show branching

what is Hyaluronidase?

spreading factor

what is the easiest way to tell between staph and strep?

strep is cata negative

what may you find in the pus of Lumpy Jaw?

sulfur granules

how is pyoderma of dogs roughly described?

superficial and deep

what does Dermatophilus congolensis cause?

superficial dermatitis

what is Streps often associated with?

suppuration and abscess formation

what clinical signs are seen in animals with Foot Rot?

swelling, pain, can cause damage to the tendons

what is deep pyoderma associated with?

systemic disorders

thrush in horses is associated with what?

the horse is stabled in dirty, moist conditions

Staphylococcus aureus is an Ubiquitous organism meaning what?

they can be found anywhere

how does an animal contract Foot Rot?

they get a cut or bruise in it's toes and the bacteria gets in and it moves up the foot

what does Dermatophilus look like on BAP?

they grow white with a lacey appearance

what are Hemolysins?

toxins that destroy RBC's

how can you prevent Erysipelothrix rhusiopathiae?

vaccination

how does C. pseudotuberculosis enters the body?

via injury

what does Actinobacillus ligneresii cause in cattle?

wooden tongue- cellulitis on the tongue

what do you see in an animal with Dermatophilosis?

you'll have a scab with a bunch of hairs in it

who is Staph hyicus seen in?

young piglets

what media does C. pseudotuberculosis grow on?

BAP

what plates should be used for identifying these organisms?

BAP +/- MAC, DTM if fungal

what are some anaerobic culture vials used as transport medias?

BBL tube and Port-A-Cul Tube

what disease does C. pseudotuberculosis produce in sheep and goats?

Caseous Lymphadenitis

what conditions does Dermatophilus congolensis cause?

Dermatophilosis, Rain Rot, Lumpy Wool

Streptococcus are divided into what according to cell wall makeup?

Lancefield Groups

what does Actinomyces bovis cause?

Lumpy Jaw

what does MRSA stand for?

Methicillin Resistant Staph aureus

what organism is a common cause of pyoderma in all species?

Staphylococcus aureus

what does Strep pyogenes produce?

Strep throat, Scarlett fever, Rheumatic fever, endocarditis, toxic shock syndrome, necrotizing fasciitis