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SG 3 BACTERIOLOGY > MYCOPLASMA > Flashcards

MYCOPLASMA Flashcards

1
Q

MYCOPLASMA IN GENERAL

A

SMALLEST FREE LIVING BACTERIA
OBLIGATE INTRACELLULAR!!!!! CANNOT SURVIVE OUT OF HOST
NO CELL WALL- TRIPLE LAYER OUTER MEMBRANE
NOT SUSCEPTIBLE TO PENICILLIN
HOST SPECIFICITY

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2
Q

MYCOPLASMA IS COMMENSAL WHERE

A

MUCOUS MEMBRANES OF RESP AND REPRO

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3
Q

MYCOPLASMA HAS AFFINITY FOR WHAT

A

CILIATED RESPIRATORY EPITHELIUM

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4
Q

HOW TO DIFFERENTIATE MYCOPLASMA

A

HOST SPECIFICITY, CLONAL MORPHOLOGY, REQUIREMENT OF CHOLESTEROL FOR SURVIVAL, BIOCHEMICAL ACTIVITY

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5
Q

MYCOPLASMA MYCOIDES SUBSPECIES MYCOIDES

A

CONTAGIOUS BOVINE PLEUROPNEUMONIA

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6
Q

MYCOPLASMA BOVIS

A

MASTITIS, PNEUMONIA, ARTHRITIS IN CATTLE

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7
Q

MYCOPLASMA HYOPNEUMONIAE

A

ENZOONOTIC PNEUMONIA IN PIGS

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8
Q

MYCOPLASMA GALLISEPTUM

A

CHRONIC RESPIRATORY DISTRESS IN CHICKENS

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9
Q

MYCOPLASMA DIFFERENTIATION

A

CHOLESTEROL REQUIRED
DOES NOT PRODUCE UREASE
UMBONATE COLONIES OR FRIED EGG COLONIES
CAN STAIN WITH DIENES STAINS

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10
Q

DIAGNOSIS OF MYCOPLASMA

A

ISOLATION FROM CLINICAL SAMPLES
MUCOSAL SCRAPINGS, TRACHEAL EXUDATES, ASPIRATES, PNEUMONIC TISSUE, MILK AND FLUIDS FROM JOINTS AND BODY CAVITIES, SWABS FROM LESIONS(SPECIAL TRANSPORT MEDIUM)
IMMUNOLOGICAL TESTS
GROWTH INHIBITION TESTS
PCR
ELISA REQUIRED FOR INTERNATIONAL TRADE
FOR FLOCK OR HERD - RAPID PLATE AGGLUTINATION

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11
Q

PATHOGENICITY OF MYCOPLASMA

A

DOES NOT INVADE CELL
PRODUCTION OF H202 THAT CAUSES TOXIC DAMAGE
EVADE IMMUNE SYSTEM WITH VARIATION OF SURFACE PROTEINS AND BACTERIA COPIES HOST ANTIGENS (INTERFERES WITH HOST RECOGNITION)
PATHOGENIC PULMONARY MYCOPLASMAS ARE MITOGENIC FOR B AND T CELLS

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12
Q

CONTAGIOUS BOVINE PLEUROPNEUMONIA

A 
SEVERE CONTAGIOUS- VERY PATHOGENIC 
TRANSMITTED BY AEROSOLS AND CARRIERS 
ENDEMIC AFRICA AND ASIA SEVERE 
SPORADIC - LESS SEVERE IN EXOTIC AREAS 
REPORTABLE
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13
Q

CONTAGIOUS BOVINE PLEUROPNEUMONIA IS REPORTABLE

A

TRUE ITS REPORTABLE

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14
Q

CONTAGIOUS BOVINE PLEUROPNEUMONIA CLINICAL SIGNS

A

CAUSES MARBLED LUNGS

HIGH FEVER, DEPRESSION, COUGHING, DROP IN MILK PRODUCTION

CHRONIC- FIBROSIS ENCAPSULATION OF NECROTIC TISSUE

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15
Q

MYCOPLASA MYCOIDES SUBSPECIES MYCOIDES

A

CONTAGIOUS BOVINE PLEUROPNEUMONIA

MARBLED LUNGS

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16
Q

CONTROL OF CONTAGIOUS BOVINE PLEUROPNEUMONIA

A

TEST AND SLAUGHTER ALL INFECTED AND IN CONTACT ANIMALS

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17
Q

CONTROL CONTAGIOUS BOVINE PLEUROPNEUMONIA IN ENDEMIC REGIONS

A 
ABX-REDUCE TRANSMISSION 
PROHIBIT MOVEMENT OF ANIMALS 
QUARANTINE NEW ANIMALS 
CULL POSITIVE ANIMALS 
VACCINATION
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18
Q

MYCOPLASMA BOVIS

A

CHRONIC DISEASE
SEVERE IN CALVES
RESPIRATORY DISEASE, ARTHRITIS, MASTITIS

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19
Q

MYCOPLASMA BOVIS LESIONS IN THE LUNGS

A

SCATTERED RICE ABSCESSES

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20
Q

TX FOR MYCOPLASMA BOVIS

A

SEPARATE POSITIVE ANIMALS

ABX

21
Q

MASTITIS IN MYCOPLASMA BOVIS

A

HIGHLY INFECTIOUS
PURULENT PLUGS
LOSS OF MILK PRODUCTION
GLAND FIBROSIS

22
Q

ENZOOTIC PNEUMONIA IN PIGS

A

HUGE POPULATION OF PIGS TRANSMISSION BY AEROSOLS

OUTBREAK DUE TO HIGH TEMPERATURES, POOR VENTILATION, OVERPOPULATION

23
Q

CLINICAL SIGNS OF MYCOPLASMA HYOPNEUMONIAE

A

COUGHING, POOR GROWTH RATE, RESP DISTRESS

PULMONARY CONSOLIDATION CONFINED TO CRANIAL AND MIDDLE LUNG LOBES

24
Q

ENZOOTIC PNEUMONIA OF PIGS DIAGNOSIS

A

PCR

OR FOR HERD - ELISA

25
Q

TREATMENT FOR M. HYOPNEUMONIAE

A

VACCINES REDUCE CLINICAL SIGNS NOT TRANSMISSION
ABX IN FEED (SOME RESISTANCE)
DEVELOP PATHOGEN FREE HERDS
SURVEILLANCE- MONITOR AT SLAUGHTER AND SEROLOGICALLY

26
Q

MYCOPLASMA GALLISEPTUM

A

CHRONIC RESP DISEASE IN CHICKENS
INFECTION OF EGG OR AEROSOL
COUGHING, NASAL DC, SINUSITIS, REDUCED EGG PRODUCTION

27
Q

MYCOPLASMA SYNOVIAE

A 
INFECTIOUS SYNOVITIS IN CHICKENS AND TURKEYS 
TRANSMITTED BY AEROSOLS 
SYNOVITIS, ARTHRITIS, RESPIRATORY SIGNS 
TREAT WITH TETRACYCLINE 
REPORTABLE
28
Q

MYCOPLASMA SYNOVIAE AND MYCOPLASMA GALLISEPTICUM ARE REPORTABLE

A

TRUE M. SYNOVIAE AND M GALLISEPTICUM ARE REPORTABLE

29
Q

DIAGNOSIS OF MYCOPLASMA IN BIRDS

A

ISOLATION
AGGLUTINATION TEST
PCR

30
Q

TREATMENT OF MYCOPLASMA IN BIRDS

A

SPF FLOCKS, USE TYLOSINE TO TREAT EGGS (M. GALLISEPTUM) , VACCINES AVAILABLE

31
Q

HEMOTROPHIC MYCOPLASMAS

A

ATTACH TO SURFACE OF RED BLOOD CELLS
WALLESS, PLEIOMORPHIC, ROD SHAPED, GRAM -
MAY BE ZOONOTIC

32
Q

FELINE INFECTIOUS ANEMIA

A

M. HAEMOPHILUS** MOST PATHOGENIC

M. HAEMOMINUTUM *** MOST FREQUENT SUBCLINICAL CARRIER STATE

33
Q

HEMOTROPHIC MYOPLASMAS IN DOGS

A

M HAEMOCANIS

CANDIDATUS M HAEMOPARVUN

34
Q

HEMOTROPHIC MYCOPLASMA IN PIGS

A

M. SUIS

M PARVUM- NON PATHOGENIC

35
Q

HEMOTROPHIC MYCOPLASMA IN CATTLE

A

M WENYONII

36
Q

TRANSMISSION OF HEMOPLASMAS IN CATS AND DOGS

A 
VERTICAL TRANSMISSION FROM QUEEN TO KITTENS 
INFECTED BLOOD 
AGGRESSIVE INTERACTIONS- CAT FIGHTS 
ARTHOPODS 
IN SALIVA
37
Q

RISK FACTORS OF CATS

A

OLDER CATS, OUTDOOR, INTACT, FIV/FELV, NEOPLASIAS, IMMUNOSUPPRESSION

38
Q

RISK FACTORS OF DOGS

A

YOUNG DOGS, CROSS BREEDS, KENNEL RAISED, MALE DOGS, STRESS, IMMUNOSUPPRESSION OR AFTER SPLENECTOMY

39
Q

HEMOPLASMA CAUSES

A

HEMOLYTIC ANEMIA
RUPTURED RBCS
ERYTHROCYTES BOUND ANTIBODIES- ENLARGED LIVER AND SPLEEN

40
Q

M. HAEMOPHILUS CAUSES

A

HEMOLYTIC ANEMIA DURING ACUTE INFECTION

DOES NOT REQUIRE CONCURRENT DISEASE TO CAUSE

41
Q

CLINICAL SIGNS OF HEMOPLASMAS

A

PALLOR- WHITE MUCOUS MEMBRANES , LETHARGY, FEVER, WEIGHT LOSS, SPLENOMEGALY, DEPRESSION, DEHYDRATION

42
Q

C.M. HAEMOINUTUM IS CARRIER STATE IN

A

CATS

43
Q

DIAGNOSIS OF HEMOPLASMAS

A

BLUE DOTS ON SURFACE OF RBCS BLOOD SMEAR, SEROLOGY, PCR** PREFERRED METHOD

44
Q

TREATMENT OF HEMOPLASMAS

A

DOXYCYCLINE, BLOOD TRANSFUSION

FLEA CONTROL

45
Q

MYCOPLASMA SUIS TRANSMISSION

A

LICE, INFECTED INSTRUMENTS

46
Q

OUTBREAKS OF M SUIS ARE RELATED TO

A

STRESS

YOUNG PIGLETS- VERY SEVERE ANEMIA

47
Q

M SUIS IS USUALLY

A

SUBCLINICAL

48
Q

CANDIDATUS M HAEMOLAMAE

A

MILD TO SEVERE ANEMIA IN LLAMAS
ACUTE IN YOUNG ANIMALS
TREATMENT OXYTETRAYCLINES
CHRONICALLY INFECTED FOR LIFE

SG 3 BACTERIOLOGY (17 decks)

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