The esophagus runs through the middle of the chest cavity and has two circular muscles called sphincters that open and close the ends. The primary function of the esophagus is to transport food from ...

Historically, it was thought that the function of the epidermis was to regulate fluid and protect the body from mechanical injury. In recent years, we’ve come to understand that it is a complex system ...

Clinical data were collected from a patient diagnosed with ethmoid sinus carcinoma, treated at the Department of Medical Oncology ... Patients were required to have adequate organ function and Eastern ...

If you feel pain and pressure in your sinuses, that's not necessarily because there's anything wrong with them. In fact, your pain may be a sign of an entirely different condition: migraine.

Nasal polyps are fleshy swellings that develop in the lining of the nose and paranasal sinuses, which are the air-filled spaces linked to the nasal cavity. They are noncancerous growths.