STAPHYLOCOCCUS

Question 1

STAPHYLOCOCCUS GENERAL FACTS

Answer 1

GRAM + 
CATALASE + 
FACULTATIVE ANAEROBE
MULTIDRUG RESISTANCE 
OPPORTUNISTIC WITH PUS FILLED LESIONS

Question 2

STAPHYLOCOCCUS IS COMMENSAL WHERE?

Answer 2

SKIN AND MUCOUS MEMBRANES

Question 3

STAPHYLOCOCCUS VIRULENCE FACTORS

Answer 3

PROTEIN A- IMMUNE EVASION 
LEUKOCIDIN- IMMUNE EVASION  
COAGULASE- IMMUNE EVASION  
ADHESINS- COLONIZATION  
HEMOLYSINS- CYTOLYSIS 
ENTEROTOXINS- TISSUE DESTRUCTION  
TOXIC SHOCK SYNDROME- TISSUE DESTRUCTION

Question 4

HOW DOES PROTEIN A HELP STAPHYLOCOCCUS EVADE THE IMMUNE SYSTEM?

Answer 4

INHIBITION OF OPSONIZATION

Question 5

HOW DOES LEUKOCIDIN HELP STAPHYLOCOCCUS EVADE THE IMMUNE SYSTEM?

Answer 5

KILLS LEUKOCYTES

Question 6

HOW DOES COAGULASE HELP STAPHYLOCOCCUS EVADE THE IMMUNE SYSTEM?

Answer 6

“HIDE” BACTERIA FROM PMNS

Question 7

WHAT DOES STAPHYLOCOCCUS CAUSE?

Answer 7

***MASTITIS 
WOUND INFECTIONS 
SYSTEMIC INFECTIONS 
FOLLICULITIS  
MYOSITIS

Question 8

WHAT HOST DOES STAPHYLOCOCCUS AUREUS INFECT?

Answer 8

COWS- MASTITIS
SHEEP AND GOATS - MASTITIS, DERMATITIS   
POULTRY- BUMBLEFOOT  
HORSES- BOTRYMYCOSIS  
DOGS AND CATS

Question 9

WHAT HOST DOGS STAPHYLOCOCCUS PSEUDOINTERMEDIUS INFECT?

Answer 9

DOGS- PYODERMA, OTITIS EXTERNA, ENDOMETRITIS, CYSTITIS

Question 10

WHAT DOES STAPHYLOCOCCUS HYICUS CAUSE?

Answer 10

GREASY PIG DISEASE

Question 11

ENVIRONMENTAL MASTITIS

Answer 11

INFECTION COMES FROM THE ENVIRONMENT

Question 12

CONTAGIOUS MASTITIS

Answer 12

INFECTION COMES FROM INFECTED ANIMALS OR COMMENSALS

Question 13

BOVINE STAPHYLOCOCCUS MASTITIS IS A ______ MASTITIS. THE INFECTION SOURCE IS THE _______ SPREAD BY ________ AND _____.

Answer 13

CONTAGIOUS
INFECTED MAMMARY GLANDS OF ANOTHER COW
CONTAMINATED HANDS OF MILKERS
INFECTED TEET CUPS

Question 14

TREATMENT OF BOVINE STAPHYLOCOCCUS MASTITIS

Answer 14

SEGREGATION OF INFECTION ANIMALS- MILK LAST 
CULL CHRONIC COWS 
DRY COW THERAPY 
ABX TX- PENICILLIN AND B LACTAMS 
GOOD HYGIENE AT MILKING TIME

Question 15

STAPHYLOCOCCUS PERACUTE GANGRENOUS MASTITIS

Answer 15

VENOUS THROMBOSIS, LOCAL EDEMA, TISSUE NECROSIS, UDDER DISCOLORATION, SWOLLEN QUARTERS, SORE ON PALPATION, FEVER, DEPRESSION, ANOREXIA, DROP IN MILK PRODUCTION

Question 16

STAPHYLOCOCCUS ACUTE MASTITIS

Answer 16

SEVERE SWELLING, FIBROSIS, PURULENT SECRETION WITH CLOTS, DROP IN MILK PRODUCTION

Question 17

STAPHYLOCOCCUS CHRONIC SUBCLINICAL MASTITIS

Answer 17

BLOCKAGE OF DUCTS, ATROPHY OF ALVEOLI, EPISODES OF BACTERIAL SHEDDING, ELEVATED SOMATIC CELL COUNTS**

Question 18

STAPHYLOCOCCUS BOTRYMYCOSIS IN HORSES

Answer 18

POST CASTRATION COMPLICATION

CHRONIC GRANULOMATOUS SUPPURATIVE DISORDER WITH MICROABCESSATION

Question 19

COAGULASE TEST

Answer 19

DETECTS MOST VIRULENT STAPHYLOCOCCI

+= VISIBLE CLOT IN TUBES

Question 20

WHAT IS BUMBLEFOOT ?

Answer 20

STAPHYLOCOCCUS AUREUS IN POULTRY
ULCERATIVE PODODERMATITIS

CAN LEAD TO ARTHRITIS, JOINT SWELLING, ULCERATIVE LESIONS, SEPTICEMIA, LIMPING

Question 21

STAPHYLOCOCCUS PSEUDOINTERMEDIUS IS THE MOST COMMON OPPORTUNISTIC PATHOGEN IN _____

Answer 21

DOGS

Question 22

STAPHYLOCOCCUS PSEUDOINTERMEDIUS CAUSES WHAT IN DOGS AND CATS?

Answer 22

PYODERMA
OTITIS EXTERNA
INFECTED WOUNDS
UTI/CYSTITIS

Question 23

STAPHYLOCOCCUS PSEUDOINTERMEDIUS IS A ________ INFECTION

Answer 23

SECONDARY

Question 24

PREDISPOSING FACTORS FOR STAPH PSEUDOINTERMEDIUS

Answer 24

DRY HUMID CONDITIONS
SKIN FOLD BREEDS 
LONG EAR BREEDS 
HUNTING DOGS- FOREIGN OBJECTS 
IMMUNE DEFICIENCY 
YEAST INFECTIONS 
DEMODEX

Question 25

TREATMENT OF STAPH PSEUDOINTERMEDIUS

Answer 25

ID UNDERLYING PROBLEMS, NARROW SPECTRUM ABX

Question 26

GREASY PIGS DISEASE IS CAUSED BY________ IT INFECTS _______ INFECTION VIA _____ IT S A COMMENSAL _______ IT CAUSES____

Answer 26

``` STAPH HYICUS PIGLETS <3MOS BITE WOUNDS VAGINAL MUCOSA, SKIN, PREPUTIAL DIVERTICULUM EXCESSIVE SEBACEOUS EXCRETION ```

Question 27

STAPHYLOCOCCUS HYICUS TREATMENT AND PREVENTION

Answer 27

ISOLATE INFECTED PIGS CLIP NEEDLE TEETH EARLY SYSTEMIC ABX DISINFECT AND GOOD HYGIENE

Question 28

TOXIC SHOCK SYNDROME IS CAUSED BY

Answer 28

SUPERANTIGENS ENTERING THE BLOOD STREAM (TOXIC SHOCK SYNDROME TOXINS)

Question 29

FOOD POISONING IS CAUSED BY

Answer 29

STAPH AUREUS ENTEROTOXINS

Question 30

WHAT SAMPLES CAN YOU SUBMIT FOR STAPH DIAGNOSIS

Answer 30

MILK, URINE, SKIN SCRAPING, PUS FROM ABCESS, EXUDATES

Question 31

WHAT DIAGNOSTICS CAN BE PERFORMED TO ID STAPH?

Answer 31

DIRECT MICROSCOPY- GRAPELIKE CLUSTERS AND NEUTROPHILS CULTURE/ISOLATION IN BLOOD AGAR (HEMOLYSIS) AND MACCONKEY (NO GROWTH) PCR

Question 32

STAPH IS HIGHLY ANTIMICROBIAL RESISTANT AND A SUSCEPTIBILITY TEST SHOULD BE RAN BEFORE ADMINISTERING ABX. T/F

Answer 32

TRUE