Schwannoma Flashcards
What is a schwannoma?
A schwannoma is a type of nerve tumor of the nerve sheath.
What cells do schwannomas grow from?
Schwannomas grow from cells called Schwann cells.
What is the function of Schwann cells?
Schwann cells protect and support the nerve cells of the nervous system.
Where do tumors arise from in schwannomas?
Tumors arise from Rathke’s pouch cells above the pituitary.
Are schwannomas typically benign or malignant?
Most schwannomas are benign and encapsulated.
What factors determine the treatment for schwannomas?
Treatment depends on where the tumor is in the body and how quickly it is growing.
When is surgery indicated for schwannomas?
Surgery is indicated if the tumor grows quickly or is causing other problems.
What is radiation therapy used for in schwannomas?
Radiation therapy can be used with surgery to prevent the tumor from growing back.
What is the typical radiation dose for schwannomas?
The typical radiation dose is 50-54 Gy.
