About Bone Density Bone Density FAQ Preparing for a Bone Density Exam Low bone density is a general health concern. Calcium loss can lead to fractures. This simple, non-invasive test is an accurate predictor for fractures of the spine and hips. A bone density exam may be indicated for the following conditions: Use of steroid-based products (i.e., Asthma inhalers) Thyroid conditions Chemotherapy Menopause Hysterectomy Premature fractures Advanced age © 2004 University MRI