<prompt> The plain X-ray chest finding which suggests syphilitic cardiovascular disease is:Linear calcification of the ascending aoaLinear calcification of the aoic archSpeckled calcification of the ascending aoaSpeckled calcification of the aoic arch  <response>: X-Ray Films showing linear calcification of the ascending aoa suggests asymptomatic syphilitic aoitis. Aeriosclerosis seldom produces this type of calcification in ascending aoa Ref: Harrison, E-18, P-1384 