Maxillary Sinus Cancers Flashcards
What is the most common paranasal sinus tumor?
Maxillary sinus disease accounts for 80% of all sinus cancers, with a 2 to 1 male prevalence.
What are common symptoms of maxillary sinus disease?
Symptoms include nasal bleeding and diplopia (double vision).
What type of cancer accounts for 80% of maxillary sinus tumors?
80% are squamous cell.
Who is most affected by maxillary sinus cancer?
White men 40 years or older.
What is the prognosis for maxillary sinus cancer?
Very poor prognosis.
At what stage are maxillary cancers usually diagnosed?
Maxillary cancers are usually diagnosed at advanced stages.
What is the standard treatment for maxillary sinus cancer?
Most cases warrant treatment with combined surgery and postoperative radiation.
What substances are linked to increased risk of maxillary sinus cancer?
Breathing in substances such as wood dusts, textile dusts, leather dusts, flour, nickel and chromium dust, mustard gas, and radium.
What is the recommended postoperative radiation dose for maxillary sinus treatment?
60 to 63 Gy (1.8 to 2.0 per fraction), with 70 Gy recommended for unresectable tumors.
What technique is used for external beam radiation in maxillary sinus treatment?
Wedged pair technique with coned down boost.
