
Hydrocephalus - Symptoms and causes - Mayo Clinic
Hydrocephalus can happen at any age, but it occurs more often among infants and among adults 60 and older. Surgery can restore and maintain healthy cerebrospinal fluid levels in the brain. Therapies can …
When a bump on the head is a serious injury - Mayo Clinic
Apr 24, 2024 · When the bleeding is in just one area, it causes bruising and swelling, known as a hematoma. Keep in mind that even a minor head bump can cause a large swelling. The speed, …
Encephalitis - Symptoms and causes - Mayo Clinic
May 16, 2024 · Learn about this potentially fatal condition associated with inflammation of the brain and what you can do to prevent it.
Giant cell arteritis - Symptoms and causes - Mayo Clinic
Head pain and tenderness are the most common symptoms of giant cell arteritis, an inflammation of the lining of your arteries.
Swollen lymph nodes - Symptoms & causes - Mayo Clinic
Apr 25, 2025 · Many lymph nodes are in the head and neck. Lymph nodes there often swell. Swelling can be to the size of a pea or kidney bean or larger. Swollen lymph nodes are a sign that something …
Chronic sinusitis - Symptoms and causes - Mayo Clinic
An infection, growths in the sinuses, called nasal polyps, or swelling of the lining of the sinuses can cause chronic sinusitis. Symptoms might include a blocked or stuffy nose that makes it hard to …
Concussion - Symptoms and causes - Mayo Clinic
Jan 12, 2024 · You or your child experiences a head injury, even if emergency care isn't required. Children and adolescents need to see a healthcare professional trained in evaluating and managing …
Traumatic brain injury - Symptoms & causes - Mayo Clinic
Feb 4, 2021 · If a head injury causes a mild traumatic brain injury, long-term problems are rare. But a severe injury can mean significant problems.
Cluster headache - Symptoms and causes - Mayo Clinic
Aug 12, 2025 · On the side of the head that hurts, common symptoms include: Redness of the eye. Stuffy or runny nose. Swelling around the eye. Drooping eyelid. Because the pain of a cluster …
Coma - Symptoms and causes - Mayo Clinic
Nov 26, 2024 · Overview Coma is a state of prolonged loss of consciousness. It can have a variety of causes, including traumatic head injury, stroke, brain tumor, or drug or alcohol intoxication. A coma …