ch 5 rad

filtration

Filters out the long-wave, low-energy x-rays. Results in a higher energy and more penetrating useful beam

inherent

Equivalent to .5 to 1mm of aluminum (Parts of tubehead=Insulating oil, glass window, tubehead seal

added

aluminum disks placed between collimator and tubehead seal. Added in .5mm increments

inherent+added

total filtration

lead apron

Flexible shield placed over chest and lap to protect reproductive and blood forming organs

thyroid collar

Flexible lead shield for the tissue-sensitive thyroid gland. May be separate or attached to the lead apron. Intraoral exposures only

monitoring

Identifies excessive exposure by monitoring equipment & personnel

mucotitis

Redness & inflammation & sloughing of the mucous membranes

Xerostomia

dry mouth

radiation caries

rampant and rapid form of caries when salivary glands are damaged = reduced flow, decreased pH, reduced buffering capacity, & increased viscosity

Dysphagia

difficulty swallowing due to lack of lubrication from saliva

OSTEORADIONECROSIS OF ALVEOLAR BONE

bone death