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Pathology > Ch 12 > Flashcards

Ch 12 Flashcards

1
Q

Lesion caused by ill fitting dentures

A

Epulis fissuratum

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2
Q

What are the three P’s and the F of bump on the gums

A

Pyogenic granuloma ( can occur anywhere)
Peripheral ossifying fibroma (exclusively on gingiva)
Peripheral giant cell granuloma
Fibroma

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3
Q

what drug causes

A

Phenatonin

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4
Q

What is another name for pyogenic granuloma

A

Pregnancy tumor or granuloma gravidarum.

Not a true granuloma.

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5
Q

Which granuloma causes cupping of the underlying alveolar bone

A

Peripheral giant cell granuloma

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6
Q

What is the most common mesenchymal neoplasm

A

Lipoma

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7
Q

What floats in formalin

A

Lipoma

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8
Q

What lesion might be colored yellow or mucosal colored

A

lipoma

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9
Q

50% of lipomas occur in

A

The buccal mucousa

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10
Q

What is a neuroma

A

Proliferation of neural tissue after nerve injury

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11
Q

What tissue is organized on histology of Schwannoma

A

Antoni A

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12
Q

What is freckling in the axillary region

A

Crowe’s sign

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13
Q

What are lisch nodules

A

Two or more iris hamartomas

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14
Q

Which disease has coast of california cafe au lait

A

Neurofibromatosis type I

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15
Q

What test is used for melanotic neuroectodermal tumor

A

High urinary levels of Vanillylmadelic acid VMA

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16
Q

S-100 is positive for

A

melanotic neuroectodermal tumor

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17
Q

What is the most common tumor of infancy

A

Hemangioma

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18
Q

What is a fibroma

A

a benign tumor of fibrous connective tissue in response to local irritation or trauma

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19
Q

What is the most common tumor of the oral cavity

A

Fibroma

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20
Q

What is the most common location of a fibroma

A

buccal mucosa along the bite line

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21
Q

What fibrous tumor does not seem to be associated with chronic irritation

A

Giant cell fibroma

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22
Q

Which fibroma tends to occur at a younger age

A

Giant cell fibroma

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23
Q

What tumor is associated with mandibular cuspids

A

Retrocuspid papilla

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24
Q

What is the name given to Inflammatory fibrous hyperplasia in association with ill fitting dentures

A

Epulis Fissuratum

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25
Q

Where does epulis fissuratum usually develop

A

facial aspect of the alveolar ridge.

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26
Q

What tissue growth is associated with poor denture hygiene and wearing it 24 hrs a day

A

Inflammatory papillary hyperplasia

27
Q

What are possible tx for inflammatory papillary hyperplasia

A

Removal of denture
Antifungal therapy ( candidal)
Surgical removal

28
Q

What tumor exhibits fibroblasic and hisitiocytic differentiation

A

fibrous histiocytoma (true neoplasm)

29
Q

What is a fibrous histiocytoma on the skin

A

dermatofibroma

30
Q

What tumor results from the overproduction of hyaluronic acid by fibroblasts

A

Oral focal mucinosis

31
Q

Oral focal mucinosis shows predilection for

A

Young females

32
Q

What is the color of pyogenic granuloma

A

red

33
Q

What are the most common sites for pyogenic granuloma

A

Gingiva 75%
lips
tongue
buccal mucosa

34
Q

Pyogenic granuloma has a ______ predilection

A

Female due to vascular effects of female hormones

35
Q

What color is associated with Peripheral giant cell granuloma

A

Blue or purple

36
Q

What lesion occurs exclusively on the gingiva or edentulous alveolar ridge

A

Peripheral giant cell granuloma

37
Q

what tumor occurs mostly in the maxillary incisor-cuspid region and is pink in color

A

POF; peripheral ossifying fibroma

38
Q

What is the common age for POF

A

15; teenagers and young adults

39
Q

What is a lipoma

A

Benign tumor of fat

40
Q

What is the most common mesenchymal neoplasm

A

Lipoma

41
Q

What results from the proliferation on neural tissue after nerve injury

A

Neuroma

42
Q

What is the most common area for a neuroma

A

Mental foramen area

43
Q

What tumor arises in association with a nerve trunk

A

Schwannoma/Neurilemoma

44
Q

Bilateral schwannomas of auditory vestibular nerve are a characteristic feature of

A

Neurofibromatosis type II (NF2)

45
Q

What is Antoni A tissue

A

Streaming of fascicles of spindle-shaped Schwann cells that form a palisades arrangement around Verocay bodies

46
Q

What is the most common type of peripheral nerve neoplasm

A

Neurofibroma

47
Q

Patients with neurofibromas must be evaluated for_____

A

Neurofibromatosis

48
Q

What is another name for Neurofibromatosis I (NF1)

A

Recklinghausen’s disease of the skin

49
Q

What is pathognomonic

A

If you have it, you have the disease.

50
Q

What is the diagnostic criteria for NF1

A 
Six or more cafe au lait macules.
Coast of California
Crowe's sign
Lisch nodules
Enlargement of the fungiform papilla
Intraoral neurofibromas
Enlargement of the mandibular foramen or canal
51
Q

Multiple Endocrine neoplasia is also know as

A

MEN 2B or MEN 3

52
Q

What are some characteristics of MEN 2B

A

Adrenal gland tumors (pheochromocytoma
Thyroid tumors (medullary carcinoma)
Mucosal neuromas with a predilection for the oral cavity
Marfanoid build
Narrow face with thick and protuberant lips

53
Q

At what age does Multiple endocrine neoplasia is usually diagnosed

A

18-25 and has a high propensity for metastasis

54
Q

What tumor usually occurs during the first year of life

A

melanotic neuroectodermal tumor of infancy

55
Q

what is the test for melanotic neuroectodermal tumor of infancy

A

High urinary levels of vanillylmandelic acid (VMA)

56
Q

What are the most common sites for Granular cell tumors

A

Tongue 50%, usually dorsal

57
Q

Granular cell tumors exhibit significant

A

Pseudoepithiliomatous hyperplasia (PEH)

58
Q

PEH can be misdiagnosed for

A

squamous cell carcinoma

59
Q

Granular cell tumor would be positive for what test

A

S-100

60
Q

Congenital Epulis occurs almost exclusively where

A

Alveolar ridges of newborns

61
Q

Congenital Epulis is 3X more common in what ridge

A

Maxillary, usually by lateral incisor-canine area

62
Q

Congenital epilus occurs mostly in F or M

A

Females 90%

63
Q

Congenital epilus is negative for what test

A

S-100

Pathology (17 decks)

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