A. Multiple myeloma is a malignant, clonal disorder of plasma cells that originates in the bone marrow. Itâs a relatively common disorder, accounting for 1% of all malignancies and 10% of all hematologic malignancies in adults.
torsion, n 1. , motion or state of torque in which one end of an anatomical component is twisted about its longitudinal axis as the opposite end is either immobile or moves in the opposite direction.
A pelvic torsion is usually defined as an intrasegmental pelvic pattern in which one ilium is tilted more anterior in relation to the other. Another way to say it is that one ilium is tilted more anterior and one more posterior in comparison with each other.