Faces of Aging in the Chest

81 year old male showing significant unfolding of the aorta with leftward shift of the trachea caused by lengthening of the aorta over time.
Ashley Davidoff MD TheCommonVein.net

As a person ages, the aorta may gradually elongate or become longer. This elongation can be due to the continuous stretching and remodeling of the aortic wall over the years.

Compression Fracture of the vertebra Secondary to Aging and Osteopenia
CT scan in sagittal projection of an 81 year old male showing a compression fracture and vacuum phenomenon caused by dehydration of the disc, and loss of volume of the space, so that nitrogen gets absorbed from the tissues to fill the space .
Ashley Davidoff MD TheCommonVein.net