Pictures Flashcards
(80 cards)
1
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A
eiosinophils from nasal smear of allergic rhinitis
2
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nasal polyps
3
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nasal polyp histology
4
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A
- allergic mucin -sloughed epitheial cells, esionophils, charcot layden crystals, fungal hyphae
- allergic fungal sinusitis
5
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frontal sinus mucocele (empyema) secondary to sinusitis
6
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mucomycosis
7
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A
mucorycosis
8
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asteroid body & shaumann bodies
sarcoidosis
9
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A
non necrotizing epitheloid granulomas
sarcoidosis
10
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accumulation of macrophages in alveolar spaces
desquamative interstitial pneumonia
11
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stellate shaped nodule formed by collections of langerhans cells near bronchioles
langerhans cell histiocytosis
12
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- langerhans cell histiocytes
- arrows pointing to nuclear gooves
13
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birbeck granules in langerhans cells (seen on EM)
langerhans cell histiocytosis
14
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15
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complicated CWP
16
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simple CWP
17
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A
silicosis
18
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19
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asbestos bodies
20
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pleural plaques
asbestos
21
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nasopharyngeal angiofibroma (staghorn antlers)
22
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schneiderian papilloma
23
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schneiderian papilloma, endophytic type
24
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olfactory neuoroblastoma
(blue cells)
25
squamous cell - naropharyngeal carcinoma
26
epstein barr virus (EBV) - nasopharyngeal carcinoma
27
gohn complex (red complex) and caseating necrosis (blue arrow)
primary tuberulosis
28
cavitation of upper lobes
secondary tuberulosis
29
Ziehl-Neelsen stain
m. tuberulosis stains acid fast
30
**saddle embolus**
PE in the righ the pulmonary trunk bifurcation (into r and left main pulmonary arteries)
31
bone marrow embolus
32
amniotic fluid pulmonary embolism
33
fat pulmonary embolism
34
marked medial hypertrophy - seen in Pulmonary Artery Hypertorphy (PAH)
35
microscopy of **diffuse pulmonary hemorrhage syndrome** (goodpastures, idiopathic pulm. hemisiderosis, wegners)
* intra-alveolar **RBCs**
* intra-alveolar **hemisiderin laden macrophages** (prussian blue iron stain)
36
goodpastures syndrome
* intravleolar RBCs + hemosidirin macrophages
* type 2 pneumocyte hypertrophy
* thickened alveolar walls
* second pic: capillaritis (PMNs in capillaries)
37
**goodpastures syndrome** - linear IgG deposits
38
wegners (polyangitis with granulomatosis)
**_necrotizing granulomas_ in "geographic" pattern**
39
mucous gland hyperplasia (increased # of goblet cells)
## Footnote
**chronic bronchitis**
40
**emphysema**
expanded alveoli and blind-end appearing (thinned) septae
41
asthma
mucus gland hypertrophy + eisonophils
42
charcot-layden crystals
product of excess **esionophiol degranulation** - **dx asthma**
43
**curschmann spirals** - from **extruded mucous plugs** found obtained from BAL specimens
asthma/chronic bronchitis
44
squamous papilloma (laryngeal, on true vocal cords)
45
laryngeal carcinoma
## Footnote
**large, ulcerated fungating lesion**
46
**thyroglossal duct cyst (anterior neck)**
cyst surrounded by CT containing _lymphoid aggregates_ & or _remnant of thyroid tissue_
47
**warthrin tumor (bilateral parotid gland neoplasm)**
mucous filled cysts
48
**warthrin tumor**
cystic spaces lined by a _double layer of eosionophillic epithelial cells_ embedded in lymphoid stroma
49
**zellballens:** nests of oval chief cells (neurectodermal in origin, stain w/ chromagranin) surrourded by delicate vascular septae
**paraganglioma (carotid tumor)**
50
salivary mucocele
51
polymorphic adenocarcinoma - minor salivary glands
resemble normal ductal tissue
52
**adenoid cystic carcinoma** - minor aslivary glands
"cribiform" cystic glands - share epithelial wall (mouse in cheese)
53
mucoeperimoid tumor (m/c malignant salivary gland tumor)
mucous cells w/ *eccentric nuclei* + squamoid cells + transition cells
54
squamous papilloma of larynx (HPV-6, HPV-II)
_stratified squamous_ epithelium
55
brachial cyst (lateral neck, on SCM)
fibrous wall surrounded by **lymphoid tissue _containing germinal centers_**
56
acinic carcinoma (parotid gland tumor)
**granular cytoplasm** looks like that of normal acini
57
serptentin (crysotile) asbestos - flexible, curved
less pathogenic asbestos
58
**amphibole asbestos** (amosite and crocidolite)
more pathogenic asbestos
59
abestos bodies
60
dense CT comprising **pleural plaques** seen in asbestos
61
asbestos bodies (blue stain)
asbestos
62
asbestos bodies
| (asbestos)
63
granuloma with **central caseation**
64
high power zoom of a casesating granuloma in *mycobacterium tuberlosis*
giant cells & histiocytes can be seen
65
histoplasmosis
monomorphic, narrow based buds
only effects immunocompromised (tree bark granulomas(
66
histoplasmosis
monomorphic, narrow based buds
only effects immunocompromised (tree bark granulomas)
67
blastomycosis
* broad-based, pleormorphic
* effects immunocompromised AND immunocompetent: suppurative granulomas filled w/ neutrophils
68
* broad-based, pleormorphic
* effects immunocompromised AND immunocompetent: suppurative granulomas filled w/ neutrophils
69
**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
**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
CMV pneumonia
## Footnote
**owl eyes**
72
cryptococcus
arrow pointing to **capsule**
73
**cryptococcus**
will stain pink with **mucicarine stain** due to its CAPSULE (vs histoplasmosis, blastomycosis, coccidoies - have no capsule)
74
**oral hairy leukplakia**
"balloon cells"
75
verrucous carcinoma
| (extremely thick tumor)
76
ameloblastoma (benign oral tumor)
## Footnote
**palisading columnar cells with polarization (piano keys)**
77
amleblastoma (benign oral mouth tumor)
expansive multiloculated soap bubble appearance
78
silicosis
upper lobe concentrated near hilum
79
usual interstitial pneumonia
80
anthracosis (CWP)
scattered carbon laden macrophages amongst intact parenchyma
