thorac-, thoraco-, thoracic-, thoracico-, -thoracic

(Greek: thorax, chest [part of the body between the neck and the abdomen; "breastplate, breast, chest"])

thoracoscopy
The examination of the chest and especially the pleural cavity (chest cavity around lungs) by means of a thoracoscope.
thoracostenosis
An abnormal narrowness of the chest wall.
thoracostomy (s) (noun), thoracostomuwa (pl)
In surgery, a small incision into the chest wall: The procedure of a thoracostomy is important for inserting a tube, to drain, or to insert a catheter to remove air, blood, or fluid from the pluvial area.
thoracotomy
thorax

Cross references of word families that are related, partially or totally, to: "breast, breasts, chest": mammill-; mammo-; masto-; mastoido-; mazo-; pectoro-; pleuro-; sterno-; stetho-.