Exam 1-Physical & Chemical Injuries Flashcards
TERM: physiologic response of mucosa to chronic physical injury.
Frictional Keratosis
Frictional keratosis: Produces ________ as protective phenomenon (white plaque)
hyperkeratosis
Is frictional keratosis reversible or non reversible?
reversible
What is the clinical term for cheek chewing?
Mor-SIC-atio Buccarum
What is shredded or macerated keratinized tissue limited to occlusal plane….”linea alba”….tongue chewing?
morsicatio buccarum/cheek chewing
What is the histology of morsicatio buccarum (cheek chewing)? (2)
hypcerkeratiosis + bacteria
DIRECT EXAM QUESTION GIVEN!!: An ulcer is the complete loss of epithelium. What is the most common cause?
TRAUMA
What is the loss of surface epithelium from physical injury?
a traumatic ulcer
traumatic ulcer: surface covered by fibrinous exudate (WHAT COLOR?)…which age range is most frequent?
TAN….kids
What are the two most common sites for a traumatic ulcer?
lateral tongue and the lower lip
What is a type of traumatic ulcer with injury to underlying muscle?
Traumatic Granuloma
Where is the most common site for a traumatic granuloma?
on the tongue especially the rolled boarders
What can a traumatic granuloma be confused with? What procedure should be done to verify?
carcinoma…biopsy
What are the two ways of treating a traumatic granuloma?
1.intralesional steroids 2.excision
TERM: slate bluish-grey discoloration from traumatic implantation of amalgam, subsurface discoloration
Amalgam Tattoo
What can an amalgam tattoo possibly be confused with?
melanoma…biopsy that shit
Amalgam Tattoo: WHICH METAL compounds stain collagen & blood vessel walls?
silver
TERM: extravascular bleeding into tissue, resolves
Hematoma
TERM: pinpoint bleeding from capillaries
PET-ECH-IAE
What are the two main reasons for PET-ECH-IAE?
1.Thrombocytopenia (leukemia) or 2.Local Cause (fellatio)
radiation therapy-What are the two types of acute outcomes?
acute dermatitis and stomatitis
radiation therapy-When does acute stomatitis typically manifest? How long after therapy does is persist?
about the 2nd week of therapy…subsides in about 2-3 weeks after cessation of the therapy
radiation therapy-What are the two CHRONIC conditions that can arise?
xerostomia and osteroradionecrosis
radiation therapy-chronic xerostomia-which salivary glands are more sensitive?
serous
radiation therapy-chronic xerostomia- how long does decreased salivary flow last?
permanent :(
radiation therapy-chronic xerostomia-What are two main consequences from dryness of the oral cavity?
candidiasis and cervical caries
radiation therapy-chronic xerostomia- how do you treat someone with this condition lest they get cervical caries?
DAILY topical fluoride Tx
radiation therapy-osteoradionecrosis-radiation damages _______ and microvasculature rendering bone _______
osteocytes… hypoxic
What is the treatment for osteoradionecrosis?
excision/resection
A burn usually produces necrosis of epithelium (WHAT COLOR) which may or may NOT rub off
white
Aspirin, phenol, silver nitrate, ↑ acid/base are examples that can cause WHAT
a chemical burn
Which drug for epilepsy/seizure control can cause gingival hyperplasia? WHAT % of patients on this drug experience gingival hyperplasia?
Phonytoin (Dilantin)…50%
Which drug for immunosuppression after an organ transplantation can cause gingival hyperplasia?
CycloSporin
What is the MOST likely Calcium Channel Blocker that can cause gingival hyperplasia?
NiFEDiPine
Drug induced gingival hyperplasia severity mostly related to adequacy of WHAT?
oral hygiene
Which anticonvulsant/barbituate drug can cause gingival hyperplasia?
Primidone
Gingival hyperplasia can cause what kind of perio pocket?
pseudopockets
What area of the mouth will be affected by heavy metal ingestion?
the marginal gingiva
Which type of hypersensitivity? Anaphylaxis & IgE
Type I
Which type of hypersensitivity? cell mediated, cytokines, white/red & white
Type IV
Which antibody is associated with Type I hypersensitivity?
IgEEEEEEEEEE
Anaphylaxis - IgE-_______ mediated erythema
HISTAMINE
The lady with swollen lips in his ppt was experiencing ________
angioedema
What is the clinical term for a systemic allergic reaction manifested in the mouth generalized, urticaria?
stomatitis medica-mentosa
What is the clinical term for a topical allergic reaction in the mouth?
stomatitis vene-nata
Hmmmm what kind of allergy??? often flavored, tartar control toothpaste….Lesions are commonly red, white or combination, there is an increase in desquamative gingivitis
cheek + buccal mucosa on SAME SIDE suggests hypersensitivity
Cinnamic Aldehyde Allergy
