Skip to main content


  • Telangiectasia/Telangiectases: From the Greek words, telos (end), angeion (vessel) and ektasis (extension). An abnormal connection between small arteries and veins. These can be seen on the skin as red or purple spots. Could be described as a small AVM. See AVM.
  • Temporal Lobe: The lobes on either side of the brain, slightly above and in front of the ears. Deals with emotions, memory, language
  • Thrombosis: Blood clot.
  • TIA: (Transient Ischemic Attack) A neurological event with stroke-like symptoms that last less than 24 hours. See stroke.
  • Trabeculotomy: A type of glaucoma surgery to lower the pressure in a glaucomatous eye.