Observation of the Clinical and Radiographical Course of O. P. L. L

Abstract

Clinical and X-ray courses in 54 cases of O. P. L. L. were followed-up for the last ten years.
1) Out of 21 cases of continuous or mixed type, the ossifications were revealed to increase in 7 cases (43%), of which the physical findings and symptoms were getting worse in 440.
2) An increasing of ossifications and a serious aggravation of symptoms were not observed on the cases of segmental or prolapse type.