拜登被拍到头上有明显切口痕迹，发言人回应

Core Points - President Biden was recently photographed with a head wound, which was confirmed by his spokesperson to be a result of skin cancer surgery [1] - A video released by the media showed Biden leaving a church with visible signs of a surgical incision on his head [1] - Biden had previously undergone surgery in 2023 to remove cancerous skin lesions diagnosed as basal cell carcinoma [1] - In May 2025, Biden, at the age of 82, was diagnosed with aggressive prostate cancer that has metastasized to his bones [1]