男人捂着腮帮子感到牙龈疼痛难忍图片

A young Chinese man with his face covered expresses toothache. The corresponding cheek area on his face is highlighted in a red infrared thermal image, clearly showing the pain area. The image is extremely clean, with a completely white background, no background clutter, and no decorative lines. The composition is complete, with the head and shoulders fully visible without cropping, a 3:4 aspect ratio, commercial photography style, medical education style, high-key photography.