Glossary

tubercle bacillus or tuberculosis meningitis

Tethered (Spinal) Cord Syndrome – A condition where the spinal cord is pulled at the base of the spinal canal. In another words, the spinal cord is literally tethered. The condition occurs in a group of disorders of the spinal cord including tight filum terminale, lipomeningomyelocele, split cord malformations, dermal sinus tracts, dermoids, and cystoceles.

Transforming growth factor beta 1 – A secreted protein (cytokine) that performs many functions including control of growth, differentiation, proliferation, and the death of cells in the human body.

Transforming growth factor-beta 2 – a cytokine that has a vital role during embryonic development

Transient ischemic attack – commonly refers to temporary insufficiency in blood supply to the brain resulting in a reversible neurological deficit. The deficit resolves a short time after resolution of the ischemia.

A MRI technique for flow within blood vessels.

The time taken to reach peak concentration after the administration of a contrast agent in a tissue volume being imaged sequentially (such as evaluating how long it takes for maximum enhancement of a tissue seen on MR T2-weighted images after administrating gadolinium).

A MRI technique for flow within blood vessels.

A series of MRAs that show the passage of a bolus of contrast in a blood vessel.

The commerical

A hemostatic/sealing surgical adhesive/biologic tissue glue comprised of fibrinogen, thrombin, aprotinin Indications Adjunct to hemostasis in procedures involving cardiopulmonary bypass, repair of spleen; sealant for closing colostomies.