See perineural cyst for more information.
Temperomandibular disorder (TMD)
A condition that affects the movement of the jaw, and which can cause symptoms such as pain around the jaw, headaches, clicking or popping noises when moving the jaw, and restricted jaw movement.
An inflammatory condition that affects the arteries, particularly those at the side of the head, and which can cause headaches, pain and tenderness around the jaw and temples, and visual problems.
The most common type of headache that typically feels like a dull ache with constant pressure around the front, top and sides of the head.
The Brain Charity
A blood clot that has formed in a blood vessel and is obstructing the flow of blood. The clot itself is termed a thrombus.
A severe headache that reaches its peak within 60 seconds of onset.
A persistent sound in the ears, sometimes described as ringing. The sounds in tinnitus can occur despite there being no external sound or source.
A condition that causes severe headaches, decreased and painful eye movements, and other neurological symptoms.
This is a medical way of saying that the cerebellar tonsils are not in the usual position, and are extending down into the spinal canal.
You may be interested in reading our Chiari malformation fact sheet.
Transient ischaemic attack (TIA)
A temporary disruption of the blood flow to an area of the brain, which can affect the functioning of the brain and produce symptoms similar to that of a stroke. A TIA is sometimes described as a ‘mini-stroke.
An inflammatory disorder that affects the spinal cord and can cause weakness and changes to sensation in the lower body, as well as problems with bowel and bladder control.
Traumatic brain injury (TBI)
See brain injury for more information.
Trigeminal autonomic cephalgia
A group of disorders that cause headaches or face pain and which also cause other symptoms such as eye-watering, redness of the eyes, a runny or blocked nose, and drooping of the eyelid.
A chronic pain disorder that affects one of the nerves in the head and neck known as the trigeminal nerve, and causes episodes of sudden, severe face pain.