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Doctor insights on: Four Bones Containing Paranasal Sinuses

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Please tell me, are sinuses under the bones of the face?

Please tell me, are sinuses under the bones of the face?

Yes: There are 4 paired sinuses. The maxillary sinuses under the eyes in the cheek area, the ethmoids between the eyes, the frontal sinuses above the eyes in the forehead, and sphenoid sinuses in the middle of the head just above the nasopharynx (back of the nose). ...Read more

Sinuses (Definition)

Sinuses are air filled spaces in the head that have several proposed functions: 1. They serve as shock absorbers in cases of head trauma 2. Lighten the skull 3. Humidify and filter the air while also producing mucus 4. Play a role in vocal resonance. The head contains 4 paired sinus cavities: maxillaries (cheek) under the eyes, ethmoids(between the eyes), frontals (above ...Read more


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Since our cranial sinuses are isolated spaces within our bones, how does gunk get into and build up in them?

Since our cranial sinuses are isolated spaces within our bones, how does gunk get into and build up in them?

Mucosal lining : The paranasal sinuses, like the inside of your nose, are lined with a thin layer of tissue called the mucous membrane, which produces mucus. This mucus flows out through openings of the paranasal sinuses and into the nose. When these openings become blocked, your sinuses are affected. This can lead to sinusitis. ...Read more

Dr. Alvin Lin Dr. Lin
1 doctor agreed:
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I was hit pretty hard with a wrench on what i think is my zygomatic bone no fracture but now i have issues with my sinuses. Possible the hit is cause?

Dr. Alvin Lin Dr. Lin
1 doctor agreed:
I was hit pretty hard with a wrench on what i think is my zygomatic bone no fracture but now i have issues with my sinuses. Possible the hit is cause?

Maybe (not) . . .: What sinus issues are you suffering from? Perhaps, it's just coincidental. Sinus congestion is common result of allergies & pollen exposure, not to mention myriad cold viruses. See your Family Doc or ENT if no improvement w/OTC antihistamines & decongestants (assuming that you're bothered by allergies & congestion). If double vision or increase pain, then see ENT & Ophth immediately. ...Read more

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Mucosal diseases of the paranasal sinuses?

Mucosal diseases of the paranasal sinuses?

Sinuses: This is a non specific description of the thickening and inflammation in the lining of the sinuses, it can be from an infection, allergies, chronic sinusitis, etc. By itself is not a disease but is associated with other problems. ...Read more

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What is mucosal diseases of the paranasal sinuses?

What is mucosal diseases of the paranasal sinuses?

It suggests : Thickening of the mucosal lining of the sinuses from recurrent sinus infection. Check out these links. http://www.m.webmd.com/default.htm. http://www.livestrong.com/article/103027-herbs-sinus-infections/#page=1. ...Read more

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My paranasal sinuses hurts often and I have a headache and feel tirded.What can I do?

My  paranasal sinuses hurts often and I have a headache and feel tirded.What can I do?

See your ENT: If this is a recurring problem you should see your ent. He can tell you if you have recurrent sinusitis, allergies, migraine headaches or another problem. Definitley never use afrin (oxymetazoline) for more than 3 days, you will get addicted! ...Read more

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What is a defect in the medial maxillary wall? It's in the paranasal but not sure where that is. I had sinus surgery to clear all sinuses last year.

What is a defect in the medial maxillary wall? It's in the paranasal but not sure where that is. I had sinus surgery to clear all sinuses last year.

Surgical?: I guess that this likely refers to the surgical procedure which widens up your maxillary sinus opening- which is desirable because it improves sinus drainage. If you have symptoms, it is best to contact the doctor who ordered the image study to find out its significance. ...Read more

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What is a defect in the medial maxillary wall of the sinuses? It's in the paranasal area but I'm not sure exactly where that is.

What is a defect in the medial maxillary wall of the sinuses? It's in the paranasal area but I'm not sure exactly where that is.

Its located: on either side of your nose (your CHEEKS) The sinus is actually inside your cheekbones and defects in maxillary sinuses are fairly common "incidental" findings (ie: by themselves do NOT make a Diagnosis!) Hope this helps! Dr Z ...Read more

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My paranasal sinuses test show:nasal septum is deviated, nasal turbinates are prominent and both maxillary sinuses shows mucosal thickening sinusitis?

My paranasal sinuses test show:nasal septum is  deviated, nasal turbinates are prominent and both maxillary sinuses shows mucosal thickening sinusitis?

Deviated septum: a deviated septum can be corrected surgically to bring the septum to the midline. If there are symptoms like nasal obstruction, snoring or recurrent sinusitis, have your nose evaluated by a board certified otolaryngologist. ...Read more

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Bone (Definition)

Bone is a living growing tissue made mostly of collagen (protein that provides soft framework) & the mineral calcium phosphate that adds strength & hardens the framework. Two types of bone are found in the body; cortical (dense compact outer layer) & trabecular (makes up inner layer, ...Read more