Information for the public
This procedure is safe enough and works well enough for use in the NHS.
But doctors should make sure patients understand:
the risk of serious complications
that a very common side effect of the procedure is to start sweating a lot, which can be distressing
some people regret having the procedure, especially because of the sweating
sometimes the procedure doesn't work.
Because of the risk of side effects, only patients with very severe blushing that is seriously affecting their everyday life, and which hasn't responded to other treatments, should consider having this procedure.
Only doctors trained and experienced in operating in the chest cavity using an endoscope should carry out treatment. There should also be the right staff and equipment to deal with any complications.
More research on this procedure is needed, to try to predict who is most likely to benefit and how side effects might be avoided.
Your doctor should fully explain what is involved in having this procedure and discuss the possible benefits and risks with you. In particular, they should explain the risks listed above. You should also be told how to find more information about the procedure.
Your doctor may ask you if details of your procedure can be collected.