Week 2.2 - Oral and Maxillofacial Surgery

Question 1

What may be a cause of facial trauma?

Answer 1

• assault
• sports
• fall
• road traffic accidents
• industrial
• self harm

Question 2

What are common sights of facial trauma and how do you treat these?

Answer 2

• mandibular fracture - implant titanium mini-plates.
• midface zygomatic, maxilla and naso/orbital too - careful of CSF leak

Question 3

What is orofacial swellng?

Answer 3

• commonly a result of odontogenic infection.
• threat to airway - must release pus and maybe tracheostomy

Question 4

What is orthographic surgery?

Answer 4

to correct facial deformity, commonly with mandible placement. orthodontic reasons - not for aesthetic

Question 5

What cancer is common in the mouth and what is the survival rate?

Answer 5

• 90% squamous cell carcinoma
• stage 1 5YSR 86%
• stage 4 5YSR 20%

Question 6

What are worrying signs of oral malignancy?

Answer 6

• persistent redness
• speckles of red and white
• persistent ulceration 3+weeks
• hardening around/under ulcer lesion
• white patches which don’t rub off (not candida)

Question 7

What is healthy mucosa in the mouth?

Answer 7

• variety
• tongue has variety of papilla
• buccal mucosa pink wet soft
• floor is where salivary gland ducts open, sublingual folds, sublingual papilla at base of lingual frenulum

Question 8

What are the types of papilla on the tongue?

Answer 8

• anterior 2/3rds filiform, fungiform and foliate
• posterior 1/3rd vallate and circumvallate

Question 9

What is the innervation to the anterior 2/3rds of the tongue?

Answer 9

• chorda tympani i special sensory of taste
• lingual nerve is general sensory
• hypoglossal is motor EXCEPT palatoglossus which is vagus nerve

Question 10

What is the innervation to the posterior 1/3rd of the tongue?

Answer 10

• glossopharyneal is special sensory and general sensory
• hypoglossal is motor EXCEPT palatoglossus which is vagus nerve

Question 11

What is the mucosa of the healthy palate?

Answer 11

keritinised smooth moist light pink mucosa, with ridges toward front and vibrating line toward back where soft and hard palate meet

Question 12

What types of ulcers do we generally see?

Answer 12

• apthous ulcers most common
• unsure of cause but by trauma, stress, acid foods.
• generally very small and 1-5 at a time. antiseptic mouth wash to treat

Question 13

What are other types of ulcers?

Answer 13

• oral thrush
• leukoplakia/erythroplakia
• gingivostomatitis
• oral lichin planus

Question 14

What is xerostomia?

Answer 14

dry mouth due to improper functioning of salivary glands. causes infections, tooth decay, candida. proper oral care needed

Question 15

What is herpes labialise?

Answer 15

reactivation of herpes simplex virus. often at junction of facial skin to lip

Question 16

What is oral thrush?

Answer 16

acute candida fungal infection. take antifungals

Question 17

What is a risk of long term smoking regarding ulcers?

Answer 17

may develop candida at commissure - may become dysplastic and then neoplastic

Question 18

What symptoms do we see in most primary herpetic infections?

Answer 18

asymptomatic

Question 19

What is angular cheilitis?

Answer 19

angles of mouth sore and cracked. common in immunosuppressed

Question 20

What is oral lichin planus?

Answer 20

• chronic inflammatory condition.
• appears as red, white patches and sores
• may be very painful

Question 21

What is gingivostomatitis?

Answer 21

• painful oral infection caused by bacteria or viruses, showing ocld sores and ulcers in mouth and lips
• self limiting 2/3wks