A scan of the radius and ulna along their full length, including the elbow and wrist joints. It is usually ordered to clarify X-ray findings, mainly after injuries.
- Duration5 minutes
- Contrastnot required
- Preparationnone
- Report30 min – 1 hour
What it shows
- fractures and cracks, with the exact position of bone fragments
- haematomas and damage to surrounding tissues after injury
- osteomyelitis
- benign and malignant tumours, their size and spread
- deformities, cysts, osteophytes, reduced bone density
- the state of the elbow and wrist joints
When it is recommended
- suspected fracture or crack, inconclusive X-ray
- surgical planning, including placement of metal fixation
- monitoring fracture healing (callus formation)
- delayed fracture healing or non-union (false joint)
- suspected osteomyelitis
- tumours of the forearm bones
Good to know
- Usually performed after a plain X-ray.
- CT can be done with metal implants or an external fixator on the arm.
General information about CT — safety, contraindications, contrast and what to expect — is on the CT page.