The Medical Consumer's Advocate


 

Eustachian tube dysfunction NOT relieved by a ventilation tube.

 

Q: After suffering for about 4 years with what was diagnosed as a problem with my Eustachian tube in my right ear, I finally couldn't stand the plugged feeling and had my doctor put a tube in it. After the tube was put in, it became worse. I feel like I have suffered hearing loss and and the plugged feeling is twice as bad. After a few weeks the feeling got a little better but I was praying that the tube would help, but it hasn't.......yet.

Do you think that if I leave it in I have a chance that it may help or do you think if it hasn't worked by now it won't, should I leave it in or have it taken out. I am currently on a nose spray which helps a little. If there is anything you can suggest I would greatly appreciate it.........this ear is driving me crazy.

A: I can't be certain of what's going on, but I do have some theories. I'll leave the actual advice to the end of the letter.

Possibility number 1: the plugged sensation is due to swelling/inflammation of your right Eustachian tube, and is NOT related to air pressure differences between your middle ear and the external auditory canal. This would explain why your nose spray (which I assume is a steroid?) is helping a bit. It would not explain why placement of the tube has apparently worsened your symptoms of plugging and hearing loss. If this possibility is true, anything that can be done to help remove the cause of the inflammation would improve your symptoms (so, if you have allergies, treat the allergies; if you have sinusitis, treat the sinusitis, and so forth).

Possibility number 2: you did not mention whether you have had a very long history (several years) of problems with your right ear. In some individuals with a long history of chronic ear infections, the ear drum retracts (is sucked inward) to the point where there is little or no space left in the middle ear. (Imagine sucking in your cheeks so vigorously that you no longer had any room left inside your mouth.) Frequently, there is often significant degeneration of the middle ear bones which are responsible for conducting sound. It is possible, in such cases, that these three bones are no longer in complete contact. The ear drum has retracted so far in that it makes direct contact with the third (deepest) middle ear bone, the stapes. So-- just to make this perfectly clear, in a normal ear, sound follows the path:

ear drum...malleus (the first bone)... incus (the second bone)... stapes... inner ear.

Here's a link to the Ear Anatomy Primer.

In the "diseased" middle ear described above, sound follows the path:

ear drum... stapes... inner ear.

If such were the case, placement of a tube could have the very unfortunate effect of causing the ear drum to pull away from the stapes, leading to a rather drastic drop in hearing. This would not be a subtle decrease in hearing, mind you; you would certainly notice immediately that something REALLY BAD had happened. Since you don't mention this, I suspect that possibility #2 is not the case.

Possibility number 3: you may have what is called "irreversible mucosal disease." Mucosa is the tissue that lines the middle ear. People who have had lots of ear infections develop mucosal problems to one degree or another. Think of it as the middle ear equivalent of irritable skin. In some cases, this mucosal disease can become irreversible, i.e. no amount of ear drops, antibiotics, or ventilation tubes help. This is not a hopeless situation, but the treatment is beyond the scope of this letter. In such a situation, tube placement may not help, but I am not certain how your symptoms would have been worsened by tube placement.

Possibility number 4: the plugged sensation is due to a tumor high in your throat. Don't worry about this -- such tumors are fairly rare -- but you should certainly raise this issue with your doctor and let him/her decide whether to pursue any further investigations.

I lean towards possibility number 1, since this is the most common problem, and as we say in medicine, "common things are common."

My advice: if you haven't already done so, talk this situation over with your doctor and see what he/she has to say about it. Give your doctor a chance to take care of this problem! If you are dissatisfied with your doctor's response, find yourself an otologist (an ENT who has had further training in the diagnosis and treatment of ear disease). Most medical centers and all major metropolitan areas will have an otologist, if not several.

Please let me know how things go.

 

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