Densitometric Assessment Densitometrical analysis was performed on forty-eight radiographs which were taken preoperatively and on postoperative first, third and sixth. Months in this research. Densitometric assessments of the radiographs were made in Medical Physics department of the Ankara University Nuclear Sciences Institute. Cardinal Health Digital Densitometer (Fluke Biomedical 07-443) with 1 mm diameter used in optic density measurement. Results were read and recorded immediately from the devices screen.