Pectus carinatum is the medical term meaning pigeon chest.
metatarsus varus
Pectus excavatum is the medical term meaning sunken-in chest.Pneumothorax
Mastitis is the medical term meaning inflammation of the breast.
Cancer
Intrathoracic is the medical term meaning inside the chest. The heart and lungs are intrathoracic.
angina
thoracectomy (excision). The cutting into the chest, or opening of the chest, is known as a thoracotomy.
Torso
thoracostomy or CTI
Gynecomastia is the medical term meaning female-like breast growth in a man.
Upper thoracic region
Chest X-ray