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Autologous chondrocyte implantation

Autologous chondrocyte implantation (ACI) is a surgical procedure involving the injection of a person's own cultured joint cartilage cells back into a prepared defect in the cartilage.

Autologous chondrocyte transplantation

Autologous chondrocyte transplantation is the same procedure as 'autologous chondrocyte implantation' or ACI.

Autologous matrix-induced chondrogenesis

Autologous matrix-induced chondrogenesis is a one-stage cartilage repair technique.

Autonomic

An autonomic function is body process that occurs outside of voluntary contol - like sweating, blushing, salivating.

Avascular

If a tissue is 'avascular' it is devoid of blood vessels.

Avascular necrosis

Avascular necrosis is cell death caused by interruption of the blood supply.

Avon partial knee replacement

The Avon partial knee replacement is a type of knee replacement for patellar damage.

Avulsion

An avulsion is a tearing away of the normal attachment of an anatomical structure.

Avulsion fracture

An avulsion fracture is where a tendon or ligament is torn off a bone, taking a fragment of the bone away with it. Page updated July 2024 by Dr Sheila Strover (Clinical Editor)

Axial plane

The axial plane is a transverse plane relative to a standing person.