Fallout: New Vegas · Level perk
Shotgun Surgeon
Shotgun Surgeon lets shotguns ignore an additional 10 points of a target's Damage Threshold; the listed requirement is Guns 45.
How it works
The perk is listed at level 6 and requires Guns 45. Its recorded effect is that, when using shotguns, the character ignores an additional 10 points of a target's Damage Threshold. The source does not describe further conditions or changes to other damage calculations.
Read the supporting references
Check the edition and source version for patch-specific details. Guide methodology.