Almost everyone online and offline became interested in Chang Lingzhu's question.
"Yeah, yeah, almost, almost."
Zhang Lingchuan nodded.
Anyway, whether you believe it or not, this is a kind of intuition in traditional Chinese medicine.
Yes, today is another day to thank traditional Chinese medicine.
"It seems, Xiaochuan, your medical intuition is indeed quite keen. As for superficial vascular tumors, they can indeed be initially detected through visual observation. The principle behind this is not complicated. When light penetrates the skin, it's absorbed by hemoglobin. Due to abnormal proliferation of blood vessels in the area of the vascular tumor, the volume of blood vastly exceeds that of normal tissue. It's like how a bottle full of water blocks more light than a half-filled bottle, so it presents a distinctive dark shadow under light.
