Cancer Patients Flashcards
What is usually the cause of radiation caries?
Xerostomia and poor oral hygiene
What are the most critical areas to control periodontal disease before radiation therapy?
Mandibular molars
Why are metallic restorations a problem in radiation therapy?
They reflect the radiation giving the tissue a double dose
T/F: You must always extract impacted teeth prior to radiation.
False
T/F: Tori should always be removed prior to radiation.
True
What is the purpose of a radiation stent?
Reduce the backscatter and move unnecessary tissue out of harms way
How far should tissues be moved from metal crowns and amalgam to eliminate backscatter?
4mm
What is the standard dose of radiation for head and neck tumors?
70 Gy
_____________ and ___________ are important for caries and oral bacteria management for post radiation patients.
Fluoride trays and green tea rinse
What is the incidence of osteoradionecrosis when extracting teeth in IMRT patients?
3%
**does not matter if extractions are before or after treatment
T/F: Healthy teeth with a less than excellent prognosis should be extracted prior to radiation.
False
T/F: Zirconia crowns do not produce any backscatter.
False
30%
T/F: Low level laser therapy has been shown to be effective in reducing pain and healing mucositis.
True
