STEEPLECHASE - BACTERIA & FUNGI Flashcards

1
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Mycobacteria - Ziehl-Neelsen stain, stains cell wall

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2
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Mycobacteria - bacilli

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3
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Granuloma of tuberculosis - due to Mycobacterium bovis / Mycobacterium tuberculosis, respiratory lesion

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4
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Mycobacterium marinum (‘Fish finger’) - mycobacteriosis

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5
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Mycobacterium leprae - mycobacteriosis

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6
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Mycobacterium avium paratuberculosis (Johne’s) - mycobacteriosis

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7
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Mycobacterium ulcerans - mycobacteriosis

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8
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Epithelioid macrophages - lots of cytoplasm + indistinct borders (mycobacteria pathogenesis)

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9
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Multinucleated giant cell - usually Langhans type (nuclei ar periphery) = horse-shoe shape (mycobacteria pathogenesis)

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10
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Tuberculoid granuloma (mycobacteria)

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11
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Tuberculoid granuloma

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12
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Mycobacterium bovis - respiratory lesion

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13
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Mycobacterium bovis - respiratory lesion, tubercules eroded into pleura and spread into pleural cavity

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14
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Mycobacterium bovis - generalised lesion - haematogenous spread, spleen - embolic, miliary TB white foci

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15
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Mycobacterium bovis - cervid lesion, superficial lymphadenitis that drains to skin surface = suppurative granulomatous inflammation

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16
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Mycoplasma sp.

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17
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(Pigs)

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18
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(Pigs)

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19
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Mycoplasma hyopneumoniae (pigs)

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20
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21
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22
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23
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Mycoplasma bovis

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24
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25
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Mycoplasma bovis -

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26
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27
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28
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29
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30
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31
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32
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Mycoplasma ovipneumoniae - hyaline scars

33
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Mycoplasma caprricolum spp. capripneumoniae

34
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Mycoplasma caprricolum spp. capripneumoniae

35
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Chronic bronchopneumonia, mycoplasma ovipneumoniae - cranioventral distribution, grey - tan − Heavy lungs − Rubbery consistency

36
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Hyphae (filaments) (fungi)

37
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Yeasts (fungi)

38
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Septate - divisions/intervals, type of hyphae (fungi)

39
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Non-septate hyphae (fungi)

40
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Budding - new yeast forming off original yeast + going externally (outside) (fungi)

41
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Endosporulation - bigger cust w/ little yeasts budding inside, same structure + enlarge into centre (fungi)

42
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Broad-based budding (fungi)

43
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Narrow-based budding (fungi)

44
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Pigmented fungi

45
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Non-pigmented fungi, purple = background stain of H&E

46
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Mycotic rhinitis due to Aspergillus fumigatus (fungi)

47
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Purulent/haemorrhagic exudate due to mycotic rhinitis , Aspergillus fumigatus (fungi)

48
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(fungi)

49
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Necrotising colitis due to pulmonary aspergillosis (fungi)

50
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Embolic pneumonia (fungi)

51
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(fungi)

52
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Blastomyces dermatitidis (fungi)

53
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(fungi)

54
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Osteomyelitis due to Blastomyces dermatitidis (fungi)

55
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Cryptococcosis - yeasts in tissues, thick capsule = ‘soap bubble’ appearance (fungi)

56
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Cryptococcosis (fungi)

57
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Draining skin nodules (cat) due to Cocccidiomycosis (Valley Fever) (fungi)

58
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Sporangia - coccidiodomycosis (fungi)

59
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Coccidioidomycosis - nodular to miliary lesions in the lungs (fungi)

60
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(fungi)

61
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(fungi)

62
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(fungi)

63
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Ethmoid conchae ulcerative lesion due to Entomopthoromycosis (fungi)

64
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Unilateral soft, pink nasal poly, bleeds easily due to Rhinosporidium seeberi (aquatic protist parasite)

65
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66
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(fungi)

67
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(fungi)

68
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Fish-eye appearance - lots of agents within neutrophils, Histoplasma capsulatum, lungs (fungi)