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