Remission of symptoms in carcinoid syndrome with a new 5-hydroxytryptamine M receptor antagonist.

thyroid.' It is rare for benign goitre to cause paralysis ofthe cord.2 In the only previous case report ofa thyroid cyst causing unilateral recurrent nerve palsy the patient had a seven year history of hoarseness and goitre.3 Rapidly progressive bilateral recurrent laryngeal nerve palsy secondary to acute enlargement of a cyst has not been reported.