41. -- Osteogenesis imperfecta, or brittle bone disease . 42. 1990-91 _ Missed first 50 games recovering from a rare bone disease resulting from a surgery-related infection. 43. But when he was 8, doctors discovered that Welch had a degenerative bone disease in his hip. 44. Osteoporosis, the most common bone disease , is grimly serious, afflicting 10 million Americans over age 50 annually. 45. Thermal ablation techniques are also increasingly being used in the palliative treatment of painful metastatic bone disease . 46. Price suffers from a rare bone disease that causes his limbs to fracture at the slightest bump. 47. It is used to detect conditions including osteoporosis, a thinning-bone disease that primarily affects women after menopause. 48. It was one of his first appearances since undergoing treatment for a rare bone disease over the summer. 49. Osteoporosis, also known as brittle-bone disease , affects about one in three women and about one in 10 men. 50. It will also be strong in the markets for blood pressure and bone disease treatments, the commission said.