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Pathology > Pictures > Flashcards

Pictures Flashcards

1
Q
A

eiosinophils from nasal smear of allergic rhinitis

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2
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nasal polyps

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3
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nasal polyp histology

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4
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  • allergic mucin -sloughed epitheial cells, esionophils, charcot layden crystals, fungal hyphae
    • allergic fungal sinusitis
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5
Q
A

frontal sinus mucocele (empyema) secondary to sinusitis

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6
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mucomycosis

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7
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mucorycosis

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8
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asteroid body & shaumann bodies

sarcoidosis

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9
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non necrotizing epitheloid granulomas

sarcoidosis

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10
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accumulation of macrophages in alveolar spaces

desquamative interstitial pneumonia

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11
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stellate shaped nodule formed by collections of langerhans cells near bronchioles

langerhans cell histiocytosis

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12
Q
A
  • langerhans cell histiocytes
  • arrows pointing to nuclear gooves
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13
Q
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birbeck granules in langerhans cells (seen on EM)

langerhans cell histiocytosis

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14
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15
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complicated CWP

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16
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simple CWP

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17
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silicosis

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18
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19
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asbestos bodies

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20
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pleural plaques

asbestos

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21
Q
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nasopharyngeal angiofibroma (staghorn antlers)

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22
Q
A

schneiderian papilloma

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23
Q
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schneiderian papilloma, endophytic type

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24
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olfactory neuoroblastoma

(blue cells)

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25
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A

squamous cell - naropharyngeal carcinoma

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26
Q
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epstein barr virus (EBV) - nasopharyngeal carcinoma

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27
Q
A

gohn complex (red complex) and caseating necrosis (blue arrow)

primary tuberulosis

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28
Q
A

cavitation of upper lobes

secondary tuberulosis

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29
Q
A

Ziehl-Neelsen stain

m. tuberulosis stains acid fast

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30
Q
A

saddle embolus

PE in the righ the pulmonary trunk bifurcation (into r and left main pulmonary arteries)

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31
Q
A

bone marrow embolus

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32
Q
A

amniotic fluid pulmonary embolism

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33
Q
A

fat pulmonary embolism

34
Q
A

marked medial hypertrophy - seen in Pulmonary Artery Hypertorphy (PAH)

35
Q
A

microscopy of diffuse pulmonary hemorrhage syndrome (goodpastures, idiopathic pulm. hemisiderosis, wegners)

  • intra-alveolar RBCs
  • intra-alveolar hemisiderin laden macrophages (prussian blue iron stain)
36
Q
A

goodpastures syndrome

  • intravleolar RBCs + hemosidirin macrophages
  • type 2 pneumocyte hypertrophy
  • thickened alveolar walls
  • second pic: capillaritis (PMNs in capillaries)
37
Q
A

goodpastures syndrome - linear IgG deposits

38
Q
A

wegners (polyangitis with granulomatosis)

necrotizing granulomas in “geographic” pattern

39
Q
A

mucous gland hyperplasia (increased # of goblet cells)

chronic bronchitis

40
Q
A

emphysema

expanded alveoli and blind-end appearing (thinned) septae

41
Q
A

asthma

mucus gland hypertrophy + eisonophils

42
Q
A

charcot-layden crystals

product of excess esionophiol degranulation - dx asthma

43
Q
A

curschmann spirals - from extruded mucous plugs found obtained from BAL specimens

asthma/chronic bronchitis

44
Q
A

squamous papilloma (laryngeal, on true vocal cords)

45
Q
A

laryngeal carcinoma

large, ulcerated fungating lesion

46
Q
A

thyroglossal duct cyst (anterior neck)

cyst surrounded by CT containing lymphoid aggregates & or remnant of thyroid tissue

47
Q
A

warthrin tumor (bilateral parotid gland neoplasm)

mucous filled cysts

48
Q
A

warthrin tumor

cystic spaces lined by a double layer of eosionophillic epithelial cells embedded in lymphoid stroma

49
Q
A

zellballens: nests of oval chief cells (neurectodermal in origin, stain w/ chromagranin) surrourded by delicate vascular septae

paraganglioma (carotid tumor)

50
Q
A

salivary mucocele

51
Q
A

polymorphic adenocarcinoma - minor salivary glands

resemble normal ductal tissue

52
Q
A

adenoid cystic carcinoma - minor aslivary glands

“cribiform” cystic glands - share epithelial wall (mouse in cheese)

53
Q
A

mucoeperimoid tumor (m/c malignant salivary gland tumor)

mucous cells w/ eccentric nuclei + squamoid cells + transition cells

54
Q
A

squamous papilloma of larynx (HPV-6, HPV-II)

stratified squamous epithelium

55
Q
A

brachial cyst (lateral neck, on SCM)

fibrous wall surrounded by lymphoid tissue containing germinal centers

56
Q
A

acinic carcinoma (parotid gland tumor)

granular cytoplasm looks like that of normal acini

57
Q
A

serptentin (crysotile) asbestos - flexible, curved

less pathogenic asbestos

58
Q
A

amphibole asbestos (amosite and crocidolite)

more pathogenic asbestos

59
Q
A

abestos bodies

60
Q
A

dense CT comprising pleural plaques seen in asbestos

61
Q
A

asbestos bodies (blue stain)

asbestos

62
Q
A

asbestos bodies

(asbestos)

63
Q
A

granuloma with central caseation

64
Q
A

high power zoom of a casesating granuloma in mycobacterium tuberlosis

giant cells & histiocytes can be seen

65
Q
A

histoplasmosis

monomorphic, narrow based buds

only effects immunocompromised (tree bark granulomas(

66
Q
A

histoplasmosis

monomorphic, narrow based buds

only effects immunocompromised (tree bark granulomas)

67
Q
A

blastomycosis

  • broad-based, pleormorphic
  • effects immunocompromised AND immunocompetent: suppurative granulomas filled w/ neutrophils
68
Q
A
  • broad-based, pleormorphic
  • effects immunocompromised AND immunocompetent: suppurative granulomas filled w/ neutrophils
69
Q
A

coccoides immitus

HIGHLY infectious

southwest US / mexico / central & south america

organisms are:

  • INTRACELLLUAR (within giant cells)
  • large, round thick walled spherules (these ones contain endospores)
70
Q
A

coccoides immitus

HIGHLY infectious

southwest US / mexico / central & south america

organisms are:

  • INTRACELLLUAR (within giant cells)
  • large, round thick walled non-budding spherules (these ones do not contain endospores)
71
Q
A

CMV pneumonia

owl eyes

72
Q
A

cryptococcus

arrow pointing to capsule

73
Q
A

cryptococcus

will stain pink with mucicarine stain due to its CAPSULE (vs histoplasmosis, blastomycosis, coccidoies - have no capsule)

74
Q
A

oral hairy leukplakia

“balloon cells”

75
Q
A

verrucous carcinoma

(extremely thick tumor)

76
Q
A

ameloblastoma (benign oral tumor)

palisading columnar cells with polarization (piano keys)

77
Q
A

amleblastoma (benign oral mouth tumor)

expansive multiloculated soap bubble appearance

78
Q
A

silicosis

upper lobe concentrated near hilum

79
Q
A

usual interstitial pneumonia

80
Q
A

anthracosis (CWP)

scattered carbon laden macrophages amongst intact parenchyma

Pathology (8 decks)

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