Table 1

Benefits of external beam radiation for thyroid orbitopathy

Directly treats the inflammation of thyroid orbitopathy
Can be utilised in the active phase of disease when surgery is not a good option
Minimises congestion, ache, injection and periorbital oedema
Decreases proptosis and dysmotility caused by acute inflammation
Alleviates visual dysfunction caused by acute optic nerve compression
The risks of general anaesthesia are eliminated
No bruising, swelling, or discomfort
Hospitalisation not required
Safe with minimal side effects in non-diabetic adults