Oral Pathology Final Exam Solved
Correctly To Score A+
What makes a lesion appear white? CORRECT ANSWERS Hyperkeratosis
Thickened epithelium
Extrinsic coating
Wipable White Lesions CORRECT ANSWERS Hairy tongue/Coated tongue
Pseudomembranous Candidiasis
Morsicatio
Chemical burn
Cotton roll stomatitis
Toothpaste or mouthwash reaction
Hairy Tounge/Coated Tongue CORRECT ANSWERS Diffuse white change on dorsal
surface of tounge
Wipeable
Can be stained brown/black
Asymp, can have bad taste in mouth
Smoking, poor hygiene, abx tx
Pseudomembranous Candidiasis CORRECT ANSWERS Wipeable white plaques
Can burn, rough
Abx use, immunosuppression
Dx confirmed with cytology or culture
Tx: antifungals
Morsicatio CORRECT ANSWERS Wipeable white plaques, ragged surface
,Can include ulcers or erosions
Asymptomatic
Buccal mucosa, labial mucosa, lateral tongue
Habit from chewing
Chemical Burn CORRECT ANSWERS Wrinkled white plaque, wipeable to
erythematous base
History of topical medications (aspirin)
Iatrogenic
Can be painful
10-14 days healing, can give topical anesthetics
Cotton Roll Stomatitis CORRECT ANSWERS Wrinkled white plaque, wipeable to
erythematous base
Gingiva and vestibule
Can be painful
History of dental procedure in area
10-14 days healing, can give topical anesthetics
Toothpaste/Mouthwash Reaction CORRECT ANSWERS Thin, film-like white plaques,
wipeable
Buccal and labial mucosa BILATERAL
Asymptomatic
Bilateral and Symmetric NON-Wipeable White Lesions CORRECT ANSWERS Linea
alba
Leukoedema
Reticular lichen planus
White sponge nevus
, Linea Alba CORRECT ANSWERS White line on buccal mucosa at the level of the
occlusal plane, non-wipeable
Only in areas with teeth
Asymptomatic
No tx
Usually bilateral
Leukoedma CORRECT ANSWERS Diffuse, gray-white, "milky" mucosa, bilateral, non-
wipeable
Disappears when stretched*
90% in African American patients
Asymp
No tx
Reticular Lichen Planus CORRECT ANSWERS Interlacing white lines (Whickham's
striae), can appear as non-wipeable white plaques
Female > male
Asymp
Papules on forearm
White Sponge Nevus CORRECT ANSWERS White, thickened plaques with wrinkled
surface, non-wipeable
Bilateral buccal mucosa and other surfaces
Inherited AD
Present at birth
Asymp
Does anyone in your family have this?
Solitary or multiple white non-wipeable lesions CORRECT ANSWERS Leukoplakia- can
be hyperkeratosis, epithelial dysplasia or invasive carcinoma
Correctly To Score A+
What makes a lesion appear white? CORRECT ANSWERS Hyperkeratosis
Thickened epithelium
Extrinsic coating
Wipable White Lesions CORRECT ANSWERS Hairy tongue/Coated tongue
Pseudomembranous Candidiasis
Morsicatio
Chemical burn
Cotton roll stomatitis
Toothpaste or mouthwash reaction
Hairy Tounge/Coated Tongue CORRECT ANSWERS Diffuse white change on dorsal
surface of tounge
Wipeable
Can be stained brown/black
Asymp, can have bad taste in mouth
Smoking, poor hygiene, abx tx
Pseudomembranous Candidiasis CORRECT ANSWERS Wipeable white plaques
Can burn, rough
Abx use, immunosuppression
Dx confirmed with cytology or culture
Tx: antifungals
Morsicatio CORRECT ANSWERS Wipeable white plaques, ragged surface
,Can include ulcers or erosions
Asymptomatic
Buccal mucosa, labial mucosa, lateral tongue
Habit from chewing
Chemical Burn CORRECT ANSWERS Wrinkled white plaque, wipeable to
erythematous base
History of topical medications (aspirin)
Iatrogenic
Can be painful
10-14 days healing, can give topical anesthetics
Cotton Roll Stomatitis CORRECT ANSWERS Wrinkled white plaque, wipeable to
erythematous base
Gingiva and vestibule
Can be painful
History of dental procedure in area
10-14 days healing, can give topical anesthetics
Toothpaste/Mouthwash Reaction CORRECT ANSWERS Thin, film-like white plaques,
wipeable
Buccal and labial mucosa BILATERAL
Asymptomatic
Bilateral and Symmetric NON-Wipeable White Lesions CORRECT ANSWERS Linea
alba
Leukoedema
Reticular lichen planus
White sponge nevus
, Linea Alba CORRECT ANSWERS White line on buccal mucosa at the level of the
occlusal plane, non-wipeable
Only in areas with teeth
Asymptomatic
No tx
Usually bilateral
Leukoedma CORRECT ANSWERS Diffuse, gray-white, "milky" mucosa, bilateral, non-
wipeable
Disappears when stretched*
90% in African American patients
Asymp
No tx
Reticular Lichen Planus CORRECT ANSWERS Interlacing white lines (Whickham's
striae), can appear as non-wipeable white plaques
Female > male
Asymp
Papules on forearm
White Sponge Nevus CORRECT ANSWERS White, thickened plaques with wrinkled
surface, non-wipeable
Bilateral buccal mucosa and other surfaces
Inherited AD
Present at birth
Asymp
Does anyone in your family have this?
Solitary or multiple white non-wipeable lesions CORRECT ANSWERS Leukoplakia- can
be hyperkeratosis, epithelial dysplasia or invasive carcinoma
