[The usefulness of ultrasonic examination for diagnosis of congenital lateral and medial neck cysts].

In the study results of ultrasound examination of 169 patients treated in ENT Department in Poznań with clinical suspicion of congenital neck cyst were analysed. It was made methodic evaluation of ultrasound examination and confrontation of ultrasound attributes characteristic for each type of cyst--complicated and uncomplicated by inflammation. Results were compared with intraoperative.