男人弓步扶着膝盖感到小腿疼痛图片

A Chinese runner shows signs of tibial stress fracture on the inner side of his lower leg, with a red, high-contrast infrared thermal image highlighting the painful area on the lower leg, tibia. The image is extremely clean, with a completely white background, no background clutter, no decorative lines. The composition is complete, with the lower body fully visible without cropping, a 3:4 aspect ratio. Commercial photography, medical education style, high-key photography.