Is it Yin deficiency or Yang deficiency?

If

the patient's tongue image shows teeth marks, red tongue, accompanied by dry mouth, dry stools, five upset heat and other symptoms, then it is yin deficiency. Yin deficiency will make the body yin deficiency, affecting kidney function, leading to insufficient hardness of penis erection, appear stiff but not firm. If the patient's tongue image shows thick greasy tongue coating, tongue hypertrophy, and accompanied by fear of cold, limbs temperature, body weight and other symptoms, then it is yang deficiency at this time. Yang deficiency will weaken yang qi in the body, lead to essence weakness, and reduce the hardness of the penis, thus causing the above situation.