The fossa in the middle of the collarbone is the area where the opening of the esophagus and the pharynx are connected, so if you feel uncomfortable, it is recommended that you go to the hospital as soon as possible for a checkup. The pharynx is divided into the oropharynx, nasopharynx, and laryngopharynx, and the area adjacent to the laryngopharynx and esophagus is the entrance to the esophagus, so the fossa in the middle of the clavicle is the part of the esophagus that connects the opening of the esophagus to the pharyngeal area. The pharynx is on the upper side and can be observed when the mouth is opened, while the esophagus is located further down, and laryngoscopy is required for relevant examinations. The pharynx is prone to pharyngeal tumors, and malignant tumors are more common, this type of disease will have a greater impact on the patient’s health, because the tumor will increase rapidly, affecting the human body intake of food, and malignant tumors are also prone to proliferation, if the transfer to the lungs, the brain patient’s life and health will be at risk, and need to be treated as soon as possible. Because the symptoms of many diseases are similar, but the treatment is different, so after the appearance of uncomfortable symptoms, we must turn to a professional doctor, regular treatment, to avoid the wrong control affecting the health of the body.