OD 27 - General features of oral mucosal lesions

Question 1

What is the colour coding system of treating patients with oral mucosal lesions?

Answer 1

Green = can treat with disease 
Yellow = disease monitored by dentist with specialist unit 
Red = sent to specialist referral centre

Question 2

What is an oral lesion SPOT?

Answer 2

Flat lesion reflecting change in mucosal colour (smooth/granular)

Question 3

What is an oral lesion PATCH/PLAQUE?

Answer 3

Thickened lesion with slightly wavy surface

Question 4

What is the difference between an oral erosion and ulceration?

Answer 4

Erosion - epithelium only

Ulceration - deeper loss of tissue

Question 5

What is an oral blister (bullae)?

Answer 5

Lesions with fluid in/under epithelium
Larger than vesicles
Not great in numbers
Can burst and form EROSIONS

Question 6

What is an oral vesicle?

Answer 6

Small pockets of liquid in/under epithelium
Not larger than a few mm
Can have hundreds

Question 7

What is pemphigus bullous disorder?

Answer 7

Intra-epithelial blisters - altered adhesion between keratinocytes

Question 8

What is pemphigoid bullous disorder?

Answer 8

Sub-epithelial blisters - altered adhesion at basement membrane

Question 9

What are papillary-verracous lesions?

Answer 9

Raised mucosal lesions
Localised/ widespread
White/ red
Defined by thickness and surface features (digitations/chunky?)