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Crunch (trunk flexion)
The crunch is a rehabilitation exercise to build core strength.
Crutches
Crutches are mobility aids to help with lower limb rehabilitation.
Cryocuff
Cryocuff is a commercial system to supply cold water around a limb or joint to help reduce inflammation.
Cryotherapy
Cryotherapy is treatment using cold to reduce inflammation.
Crystal arthropathy
Crystal arthropathy is damage to the joint from the deposition of crystals, eg the uric acid crystals of gout.
CT scan
A CT scan of the body or a body part uses the technique of computerised tomography.
Cyamella
A cyamella is a small bony ossicle contained within the tendon of the popliteus muscle.
Cybex
Cybex is a trade name for an 'isokinetic' machine used both to measure knee function and for knee rehabilitation.
Cycling knee problems
Cycling is often prescribed for knee rehabilitation, but cycling incorrectly can also lead to knee problems.
Cyclops lesion
A cyclops lesion is a bunched up area of scar tissue in the notch of the femur, usually seen as a complication of anterior cruciate ligament reconstruction. Page updated April 2024 by Dr Sheila Strover (Clinical Editor)