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Path 2 > Pigmented Lesions > Flashcards

Pigmented Lesions Flashcards

1
Q

Seborrheic keratosis occurs in oral cavity?

A

Never

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2
Q

Seborrheic keratosis clinical features

A

well-defined multiple plaques

“stuck on skin” apperance

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3
Q

Seborrheic keratosis seen in who?

A

common skin lesion of older people

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4
Q

Actinic lentigo is…?

A

flat brown macule on skin

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5
Q

Actinic lentigo results from?

A

chronic UV light exposure

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6
Q

Actinic lentigo seen in oral cavity?

A

never

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7
Q

Actinic lentigo undergoes malignant transformation?

A

no

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8
Q

Melasma aka?

A

mask of pregnancy

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9
Q

melasma occurs in what patients?

A

women who are pregnant or taking oral contraceptives

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10
Q

melasma precipitating factor?

A

sun exposure

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11
Q

melasma potential for malignant transformation?

A

none

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12
Q

Oral melanoacanthoma common site?

A

buccal mucosa

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13
Q

Oral melanoacanthoma what kind of lesion?

A

benign, reactive, asymptomatic

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14
Q

Oral melanoacanthoma clinical features?

A

dark brown/black
Smooth and flat
Rapid increase in size

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15
Q

Melanotic macule appearance?

A

flat brown discoloration

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16
Q

Melanotic macule results from UV light?

A

NO

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17
Q

Melanotic macule common location?

A

lower lip near vermillion border
Buccal mucosa
Gingiva
Palate

18
Q

Where does junctional nevus occur?

A

along basal cell layer

19
Q

Where do compound nevus occur?

A

along basal cell layer and CT

20
Q

Blue nevus most common location?

A

hard palate

21
Q

Blue nevus clinical features?

A

Macule/dome shaped

Blue or black

22
Q

amalgam tattoo appearance?

A

black/blue, seen on gingiva, alveolar or buccal mucosa

23
Q

amalgam tattoo in radiographs

A

radiopaque fragments

24
Q

Lead intoxication oral findings

A

Blue line on the gingiva (Burton line) Gray areas on buccal mucosa and tongue Tongue thrusting
Excessive salivation
Metallic taste
Advanced periodontal disease

25
Q

Mercury inxoication neuro symptoms?

A

aka erethism - tremors, memory loss, delirium

26
Q

Mercury intoxication oral changes?

A

Metallic taste, enlarged and inflamed salivary glands, blue/black gingiva, destruction of alveolar bone and tooth loss

27
Q

Acrodynia/Pink/Swift disease is what?

A

chronic form of mercury intoxication in children

28
Q

Acrodynia/Pink/Swift disease clinical presentation?

A

Erythematous and pruritic rash with desquamation of palms and soles

Patches of hair pulled out

Increased lacrimation, neuro symptoms, Htn

Oral - excessive salivation, loss of teeth

29
Q

Silver intoxication aka?

A

argyria

30
Q

Argyria affects what organs/systems?

A

liver, spleen, GI tract, resp system

31
Q

Argyria presentation?

A

grayish discoloration on sun-exposed areas

oral - slate-blue silver line on gingival margins, and blue-black discoloration on oral mucosa

32
Q

Gold intoxication appearance?

A

Chrysiasis - slate blue discoloration of sun-exposed skin

33
Q

Bismuth intoxication

A

Blue-gray line along gingival margin

Burning

Ulceration

Stomatitis

Black discoloration of filiform papillae

34
Q

Arsenic poisoning signs

A

Diffuse macular hyperpigmentation

Hyperkeratosis on palms of hands/soles of feet

35
Q

Melanotic Neuroectodermal Tumor of Infancy frequent site?

A

Anterior maxilla

36
Q

Melanotic Neuroectodermal Tumor of Infancy clinical features

A

blue/black

rapidly expanding

Destroys bone and displaces teeth

High urine levels of VMA

37
Q

Smokers Melanosis: patterns for
Cig
Pipe
Reverse?

A

Cig - anterior facial
Pipe - buccal and commissure
Reverse - hard palate

38
Q

Peutz-Jeghers Syndrome - clinical features

A

freckles on hands, mouth, around mouth

Intestinal obstruction, polyps (not premalignant)

GI adenocarcinoma

39
Q

melanoma how to distinguish from nevus?

A 
A - asymmetry
B - border irregularity
C - color
D - diameter > 6mm
E - evolving
40
Q

Oral melanoma location?

A

hard palate or max gingiva

41
Q

Oral melanoma appearance?

A

brown/black, irregular borders, nodular

Path 2 (5 decks)

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