The plain X-ray chest finding which suggests syphilitic cardiovascular disease is:
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
Linear calcification of the ascending aoa
Linear calcification of the aoic arch
Speckled calcification of the ascending aoa
Speckled calcification of the aoic arch