A REVIEW OF CLINICAL FEATURES AND X-RAY IMAGES IN PATIENTS WITH ANKYLOSING SPONDYLITIS WHO UNDERWENT TOTAL HIP ARTHROPLASTY

Abstract

Objective: To describe some clinical features and X - ray images of patients with ankylosing spondylitis who underwent total hip arthroplasty. Subject and method: This is a descriptive and cross-sectional study. 10 male patients with ankylosing spondylitis including 13 hips were underwent total hip arthroplasty using cement-less cup at The Joint Surgery Department of 108 Military Central Hospital from May 2015 to May 2019. The mean follow-up period was 33 months (range from 6 to 56 months). Result and conclusion: The combined form accounts for 9/10 patients. 10/10 patients in the research group were operated at the onset of the disease. Limitation and loss of movement of the cervical spine occurred to 7/10 patients, 8/10 patients with thoracic spine and 9/10 patients with lumbar spine. All 10 patients had injured hip in both sides. 9/13 hips suffered intense and consecutive pain. 11/13 patients suffered from loss of hip movement before surgery). 10/10 patients had signs of loss of spinal curvature, railway spine found in 4/10 patients, images of bone bridges and bamboo spine were presented in 5/10 patients. Damages to pelvic joint mainly occurred during stage III - IV with 12/13 joints, 1/13 joint during stage II. Injury to stage III and IV hips, according to BASRI - h accounted for 11/13 hip joints, 2/13 in stage II. The quality of the femur classified by Dorr type A accounted for 7/13 femur, type B accounted for 3/13 femur, type C accounted for 3/13 femur.