What is Ethmoid Sinus? - Getting to Know Ethmoid Sinus Better

The ethmoid sinus, is one of the paranasal (hollow space in the bones around the nose) sinuses, it is collectively called ethmoidal air cells. It is an air-space enclosed between the spongy ethmoid bone in the upper part of the nose between the eyes. The air cells are innervated by anterior and posterior ethmoidal nerves. It comprises of a number of thin-walled cavities located in the ethmoidal labyrinth. They form the mucus which keeps the nose from drying.

Anatomy of what is ethmoid sinus

The ethmoidal sinus is divided into anterior, middle and posterior. The anterior drains into the middle meatus of the nose through infundibulum, the middle drains into the middle meatus of the nose above the bulla ethmoidalis and the posterior drains into the superior meatus under the superior nasal concha and opens into the sphenoidal sinus.

The ethmoidal air cells are innervated by the anterior and posterior ethmoidal nerves, and the orbital branches of the pterygopalatine ganglion.

Problem caused due ethmoid sinus

What is ethmoid sinus inflammation? It is the mucus lining of the sinus. Patients suffering from ethmoid sinusitis usually have a light malaise, nasal discharge. They also develop low fever and headache. Pain in the eye area and brow is very common.

A thorough physical examination of the patient is required. In laboratory condition assessment of WBC should be monitored. Nasal endoscopic examination is conducted to diagnose the disease. The nasal mucus, polyps, tumors and other foreign bodies can be searched thoroughly.

Diagnostic procedures of what is ethmoid sinus?

Medical therapy and surgery are the only means to cure ethmoidal sinusitis. Treatment can diminish the inflammation and edema of the mucosa, reduce pain and fight the infection. If the therapy do not heed surgery is needed. There are three approaches to it, external ethmoidectomy, intranasal and transantral ethmoidectomy. It is up to the surgeon and the advancement of disease which decides the treatment. Even a combination of two ethmoidectomy could be used on discretion of the surgeon. Regular check-ups after surgery are very essential to monitor the condition of the sinusitis. The success rate for ethmoidectomy is ranged between 46-98%. These are some what is ethmoid sinus therapy methods.

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