Numbness on the lip

Introduction A numbness on the lip is a sensitivity disorder. The sensitive nerve endings in the skin have problems to perceive sensory stimuli in the lip area and transmit them to the central nervous system (the brain). A numbness is therefore a neurological disorder. It can have various causes. In most cases, however, it is … Numbness on the lip

Sinus frontalis (frontal sinus)

The frontal sinus (Sinus frontalis) belongs like the maxillary sinus, sphenoidal sinus and the ethmoid cells to the paranasal sinuses (Sinus paranasales). It represents an air-filled cavity in the bone that forms the forehead and, like the other parts of the paranasal sinuses, it can also become inflamed, which is known as sinusitis (see below). … Sinus frontalis (frontal sinus)

Pain in the eye socket

Introduction Pain in the eye socket is a symptom that can occur in a variety of diseases. It is a rather unspecific phenomenon and can have various causes. Frequently, structures outside the orbit are also affected. These are usually harmless causes such as flu, and dental problems can also cause pain in the orbit. There … Pain in the eye socket