Pulsatile chest wall mass - A trap for the unwary

Syphilis is less commonly seen in clinical practice. Hence, presenting features of primary, secondary, and tertiary forms of syphilis are not recalled during discussion. A case of syphilitic aneurysm observed in a 54-year-old male is presented to create awareness of this condition among healthcare professionals and stress importance of this entity in the differential diagnosis and treatment of mass in the chest wall.