Spring Quiz

Question 1

What is the Gum Bump DDX?

Answer 1

• Fibroma
• Pyogenic Granuloma
• Peripheral Ossifying Fibromas
• Peripheral Giant Cells Granuloma

Question 2

What are 2 types of Lichen Planus?

Answer 2

1. Reticular LP
2. Erosive LP

Question 3

Describe Reticular LP…

Answer 3

• Interlacing white lines
• Dorsal tongue involvement, patchy keratosis and atrophy
• C. albicans may be superimposed on either

Question 4

Describe Erosive LP…

Answer 4

• Shallow ulcers
• Peripheral erythema
• Radiating white lines
• C. albicans may be superimposed on either

Question 5

How do you treat Oral Lichen Planus?

Answer 5

• Management includes treatment of any associated candidiasis with antifungal therapy
• For remaining lesions, topical corticosteroids
• Reticular LP usually requires no therapy
• Erosive KP should be treated with one of the stronger topical corticosteroids; systemic steroids usually not needed

Question 6

What do autoantibodies attack in Pemphigus Vulgaris?

Answer 6

Desmosomes

Blister forms within the epithlium

Question 7

What are some oral presentations of Pemphigus Vulgaris?

Answer 7

• Blisters
• Ragged superficial erosions/ulcerations

Question 8

What is a Positive Nikolsky Sign?

Answer 8

• Formation of bullae on previously unaffected skin after application of firm, lateral pressure
• Characteristic of pemphigus vulgaris

Question 9

What type of solution to you submit Pemphigus Vulgaris in?

Answer 9

Michel’s Solution

Ammonium sulfate solution; transport medium, not a fixative like formalin; allows for “fresh” tissue

Question 10

What do the antibodies attack in Pemphigoid?

Answer 10

• Antibodies directed against components of the epithelial basement membrane causing subepithelial splitting

Question 11

What is the differential dx for Papillary lesions?

Answer 11

• Squamous Papilloma
• Verruca Vulgaris
• Condyloma Acuminatum
• Giant Cell Fibroma
• Heck’s Disease

Question 12

What is a DDX for Mucosal Pigmentation?

Answer 12

• Oral Melanotic Macule
• Oral Melanoacanthoma
• Amalgam tattoo

Question 13

What is Diascopy?

Answer 13

Test for blanchability performed by applying pressure with a finger or glass slide and observing color changes, used to determine if a lesion is vascular, non vascular, or hemorrhagic

Question 14

What oral symptom is common with Erythema Multiforme?

Answer 14

Crusting of Lips

Question 15

What skin lesions are clasic for Erythema Multiforme?

Answer 15

Target Lesions

Question 17

What are 4 Bening Peripheral Nerve Sheath Tumors?

Answer 17

• Neurofibroma
• Schwannoma
• Traumatic Neuroma
• Palisaded Encapsulated Neuroma