Apr 25, 2025 · Skull base tumors are abnormal growths at the base of the skull that can be benign or cancerous and cause symptoms such as headaches, dizziness and nosebleeds. Treatment may …

Jan 10, 2025 · A benign peripheral nerve tumor can cause symptoms if it presses on the nerve in which it is growing. It also can press on nearby nerves, blood vessels or tissues.

Oct 15, 2025 · A brain tumor can form in the brain cells (as shown), or it can begin elsewhere and spread to the brain. As the tumor grows, it creates pressure on and changes the function of …

May 10, 2024 · Diagnosis Benign adrenal tumors often are found by chance on imaging that's done for another reason. A healthcare professional then looks at how likely the tumor is to be cancer and …

Aug 20, 2025 · What's the difference between a tumor and a cyst? Could a cyst be cancerous? Tumors and cysts are two distinct types of growths. Cyst. A cyst is a sac that may be filled with air, fluid or …

Apr 2, 2025 · Adenocarcinoma is a type of cancer that starts in gland cells. Learn about symptoms, diagnosis, grades, stages, treatment and prognosis.

Jun 11, 2025 · Overview Brain tumor surgery is a procedure to remove a mass of unhealthy cells in the brain. A tumor may be cancerous, also called malignant, or noncancerous, also called benign. Brain …

Mar 22, 2025 · The cells form a mass called a tumor. Ependymoma begins in the ependymal cells. These cells line the passageways that carry cerebrospinal fluid. This fluid surrounds and protects the …

Nov 7, 2025 · Astrocytoma symptoms depend on where the tumor grows. A brain astrocytoma can cause headaches, seizures, nausea, or changes in mood or behavior. A spinal cord astrocytoma …

Feb 21, 2025 · Learn about symptoms and diagnosis of parotid gland tumors. Find out how operations, such as parotidectomy, can treat parotid tumors and parotid cancers.