Epidemiology/Etiology
Types
Anatomy
Radiation Therapy
Wild Card
100
What is the percentage of salivary gland cancers in all head and neck cancers?
3-4%
100
Name the three most common glands we find salivary gland tumors in
Parotid gland, submandibular gland, and sublingual gland
100
Which of the salivary glands is the largest?
The parotid gland
100
What is the superior border of the radiation field for salivary gland tumors?
Zygomatic arch
100
Which staging system is used with salivary gland cancers?
TNM
200
What is the percentage (specific to North America) of salivary gland tumors in all head and neck cancers?
7%
200
Which of the three most common salivary gland cancer sites is the most common?
Parotid gland
200
Describe the two lobes of the submandibular gland
A large superficial lobe and a smaller deep lobe
200
What is the dose given to the primary resection bed?
6000-6300 cGy
200
What is the 5 year survival rate for a stage IV salivary gland cancer?
39%
300
What is the most common age of diagnosis for salivary gland tumors?
Mid 60's
300
What is the most common histologic type of salivary gland cancers?
Mucoepidermoid carcinoma
300
Which arteries and veins provide vasculature to the sublingual gland?
The sublingual and submental arteries and veins
300
When would the dose to salivary gland tumors reach 7000-7500 cGy?
When gross residual tissue is present
300
What percent of distant metastases of salivary gland tumors occur in the bone?
15%
400
Are salivary gland tumors more common in men or women?
Men
400
Name three types of adenocarcinoma of the salivary glands
Acinic cell carcinoma, Polymorphous low-grade adenocarcinoma, and adenocarcinoma not otherwise specified
400
Name the nerves associated with the submandibular gland
Facial nerve, lingual nerve, and hypoglossal nerve
400
When is IMRT effective when treating salivary gland tumors?
When local nerves are involved
400
Inhaling _____ can be a risk factor for salivary gland cancer (Give one)
Hardwood dust, nickel alloy dust, or silica dust
500
What fraction of adenocarcinomas of the parotid gland are benign?
2/3
500
Are adenoid cystic carcinomas slow or fast growing?
Usually slow growing
500
What muscle does the parotid duct enter the oral cavity through?
The buccinator
500
Is accelerated fractionation better or worse for salivary gland tumors?
Better
500
How much dose do contralateral glands receive with a photon/electron combination treatment?
3000 cGy or less
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