Lumbar hernias occur through defects in the lumbar muscles or the posterior fascia, below the 12th rib. Patients with lumbar hernias can present with a variety of symptoms, including a back pain, bowel obstruction (if contents contain bowel), or urinary obstruction (if contents are kidney / ureter).
Late adulthood is the time of life after age 65. During this time, people go through many changes in their physical appearance, including an increase in wrinkles due to less elastic collagen, a decrease in muscle mass, and a loss of height.
1 Adolescence (generally defined as puberty through age 18) 2  Young adulthood (generally defined as 18 to 22 or 18 to 25)  Later adulthood (generally defined as mid-20s and older)