Calcification of Posterior Longitudnal Ligament is best diagnosed by: (A) X-Ray, (B) CT, (C) MRI, (D) PET
Answer is B. * Calcifications are best seen on CT Scan images. * Calcification of Posterior Longitudnal Ligament is (OPLL) Ossified Posterior Longitudnal Ligament and was traditionally considered more frequent in Japan and common in cervical spine Figure: Illustration of OPLL Figure: OPLL On plain film Figure: OPLL on sagittal CT scan Calcification of Posterior Longitudnal Ligament is also known as Japan's Disease.