Exam 3 - Acute/Chronic Ulceration Flashcards
What is the etiology of anesthetic necrosis?
Necrosis secondary to administration of local anesthetic it is thought it may be a result of ischemia or faulty technique.
What is the most common site of anesthetic necrosis?
Hard palate most common
Name the lesion:
Well-circumscribed ulcer at site of previous injection
Anesthetic Necrosis
How to diagnose and tx anesthetic necrosis?
Diagnosis - Clinical diagnosis based on history of recent local anesthetic injection
Tx - Heals with time (usually 2 week) can put oral gel won’t help with healing but will help with pain
Name the pathology:
Ischemia of salivary tissue leads to local infarction
Necrotizing Sialometaplasia
What are the predisposing factors for necrotizing sialometaplasia? (5 things)
- Trauma
- Dental injections
- Ill-fitting dentures
- Eating disorder with binge purging
- Upper respiratory tract infection
What are the predisposing factors for necrotizing sialometaplasia? (5 things)
- Trauma
- Dental injections
- Ill-fitting dentures
- 5.
- Eating disorder with binge purging
- Upper respiratory tract infection
Common site to find necrotizing sialometaplasia?
The hard palate
Describe clinical presentation of necrotizing sialometaplasia?
Nonulcerated, painful swelling initially —> Within 2-3 wks, a crater like ulcer forms and pain is reduced
Name the lesion
Nonulcerated, painful swelling initially —> Within 2-3 wks, a crater like ulcer forms and pain is reduced
Necrotizing sialometaplasia
Necrotizing sialometaplasia
Initially _________ _________ ___________ —> Within ___wks , a crater like ulcer forms and _________
Initially nonulcerated, painful swelling—> Within 2-3 wks, a crater like ulcer forms and pain is reduced
How to diagnose necrotizing sialometaplasia?
Biopsy to exclude malignant process - only time not to biopsy is usually for a pt with eating disorder
How to tx necrotizing sialometaplasia?
Heals in 5-6 wks
Name the pathology:
Initial infection of herpes simplex virus type (HSV-1)
Primary herpetic gingivostomatitis
What are the injury acute ulcerative lesions we talked about?
- Anesthetic necrosis
- Necrotizing sialometaplasia
What are the infectious acute ulcerative lesions we talked about?
- Primary herpetic gingivostomatitis
- Recurrent herpes labialis
- Recurrent intraoral herpes simplex
- Herpes Zoster
- Hand-foot-and-mouth disease
- Necrotizing ulcerative gingivitis (NUG)
What are the immune mediated acute ulcerative lesions we talked about?
- Aphthous stomatitis
- Allergic rxn
- Erythema multiforme
