Diagnostic Value of HRCT in Primary Sjgren’s Syndrome / 实用放射学杂志

Objective To study the HRCT appearances and diagnostic value of primary Sjgren’s syndrome ( pSS ) . Methods CT images of 12 cases of pSS were retrospectively analyzed . Results CT and HRCT scans showed pulmonary interstitial diseases in different degree mainly localized periphery of lung in all cases,the ground-glass opacity and interlobular septal thickening were preliminary features of pSS.Conclusion The ground-glass opacity of lung is active preliminary features of pSS,while the honeycombed lung is final feature of pSS.HRCT can help to determine the stage of pSS,and to estimate the prognosis in patients with pSS.