Oral cavity Head and Neck cancer
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14 Terms
About how much of all cancers are oral cavity?
less than 5%
Most of the oral carcinomas arise at which site
the lips
What are the etiologic factors associated with oral cavity cancer
tobacco, smokeless, excesssive consumption of alcohol, poor dental hygiene, uv light, HPV
The most common histopathology of oral cavity cancers
squamous cell carcinoma
What are the signs and symptoms?
swelling or an ulcer that fails to heal
lump thickening on the lips
white or red patch on the gum (leuoplakia)
bleeding pain or numbess
What is used to obtain a biopsy?
Laryngoscopy and fine needle aspiration
what are the imaging studies used for oral cancer
CT, MRI, PET the golden standard
What is the lymphatic drainage for lip carcinmoma
submental, submaxillary, jujlodiagastric Wha
What is the lymphatic drainage for the mouth and oral tongue
jujulodigastric, midjugular, submaxillary
what is the total dose for carcinoma of the lip
60-70 GY 200 cgy a day
what is the dose for the floor of mouth and oral tongue
66-74 Gy
TD 5/5 for parotid gland
32 Gy but do not exceed 20 Gy
TD 5/5 spinal cord
47
Mandible
60 Gy
