Disease Characteristics

Question 1

give examples of FLAT LESIONS

Answer 1

macule

patch

Question 2

flat lesion with abnormal color

circumscribed area of color change

same plane as normal tissue pigmented due to melanin, blood, or metal <1cm single or in groups normal or pathologic

Answer 2

MACULE

Question 3

relatively larger pigmented area flat well circumscribed

Answer 3

PATCH (theyre larger than macules but similar)

Question 4

give examples of MACULE

Answer 4

melanotic macule amalgam tattoo (if small)

Question 5

give examples of PATCH

Answer 5

snuffer-dipper’s keratosis median rhomboid glossitis amalgam tattoo

Question 6

give examples of DEPRESSED LESIONS

Answer 6

erosion ulcer

Question 7

crater like lesion on skin or mucosa loss of full thiccness of epithelium extends into CT usually round, can be irregular may scare can be traumatic, aphthous (recurrent), viral painful

Answer 7

ULCER

Question 8

soft tissue lesion loss of epithelial cells above basal layer “epithelium is worn away” moist, slightly depressed may be ruptured vesicle, epithelial breakdown or trauma heals well (no scarring)

Answer 8

EROSION

Question 9

give example of EROSION

Answer 9

erosive lichen planus

Question 10

give examples of ULCERS

Answer 10

herpetiform aphthae traumatic ulcers primary herpes

Question 11

give examples of RAISED and SOLID LESIONS

Answer 11

papule

nodule

tumor

plaque

Question 12

small, superficial elevated <1cm any color sessile or pedunculated may be due to infection, hyperplasia, neoplasia

Answer 12

PAPULE

Question 13

examples of PAPULE

Answer 13

fibroma

Question 14

extends deeper than papule raised lump or mass <1cm may project or be detected by palpation asymptomatic or painful

Answer 14

NODULE

Question 15

example of NODULEs

Answer 15

fibroma neural fibroma retrocuspid papilla (multiple nodules)

Question 16

solid mass >1cm in diameter may be used to represent neoplasm well or poorly defined benign or malignant

Answer 16

TUMOR

Question 17

flat, solid, and raised lesion may be well circumscribed or diffuse

Answer 17

PLAQUE

Question 18

give examples of PLAQUEs

Answer 18

cheek biting lichen planus

Question 19

give examples of RAISED and BLISTER like LESIONS

Answer 19

vesicle pustule bulla mucocele

Question 20

small, <1cm fluid filled, raised lesion usually contain lymph or serum, maybe blood if superficial epithelium sloughs, will result in erosion or ulcer

Answer 20

VESICLE

Question 21

examples of Vesicles

Answer 21

pemphigus recurrent herpes labialis (cluster of punctate, yellowish-clear vesicles)

Question 22

vesicle filled with purulent exudate or pus

Answer 22

PUSTULE (duh)

Question 23

large >1cm, fluid filled, raised fluit accumulates at epithelial-CT junction or within epithelium if surface epithelium ruptures: erosion or ulcer

Answer 23

BULLA

Question 24

examples of BULLA

Answer 24

pemphigoid pemphigus bulls lichen planus

Question 25

collection of mucus in the underlying tissue

Answer 25

MUCOCELE

Question 26

linear crack or cleft normal or abnorma occurs on tongue, lips, peri-oral infection may cause pain, ulceration, inflammation

Answer 26

FISSUREs

Question 27

example of FISSURES

Answer 27

fissure tongue (variant of normal) angular chelitis

Question 28

tract or fistula (something that bulges out of its usual place) that leads from cavity to surface dilated tract leading from an abscess to the mucosal surface

Answer 28

sinus tract

Question 29

example of sinus tract

Answer 29

Parulos

Question 30

epithelial lined cavity or sac

Answer 30

cyst

Question 31

serum filled papule or plaque "hives" scar (permanent mark after healing)

Answer 31

WHEAL