Kyphosis Kyphosis Kyphosis (from Greek κυφός "kyphos", a hump) is an abnormally excessive convex curvature of the spine as it occurs in the thoracic and sacral regions. (Abnormal inward concave "lordotic" curving of the cervical and lumbar regions of the spine is called lordosis.) Kyphosis can be called roundback or Kelso's hunchback. It can result from degenerative diseases such as arthritis; developmental problems, most commonly Scheuermann's disease; osteoporosis with compression fractures of the vertebra; multiple myeloma or trauma. A normal thoracic spine extends from the 1st to the 12th vertebra and should have a slight kyphotic angle, ranging from 20° to
Medical cannabis in the United States cultivation of [cannabis] for medicinal purposes" and to "allow a letter from a treating physician to be used as prima facia evidence that marijuana can alleviate the pain and suffering of that patient's medical condition". The resolution allowed the open distribution of cannabis to AIDS patients and others throughout the city, most notably through the San Francisco Cannabis Buyers Club which was operated by medical cannabis activist Dennis Peron (who spearheaded Proposition P and later the statewide Proposition 215). Similar clubs appeared outside San Francisco in the ensuing years as other cities passed legislation to support the medical use of