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Expert Profile: Frederick R. Liewehr DDS, MS, FICD

Expertise:  I can answer your questions about root canal therapy in general. I cannot diagnose your particular problems or recommend treatment without examining you and seeing your x-rays, however.

Experience in the area
I am a Board-certified endodontist, former university department Chairman, teach dental residents, and have a private practice.

Organizations
ADA, AAE, ICD, AAOM, FDI, AMSUS, AAOB

Publications
J of Endodontics, Endodontics and Dental Traumatology, O,O,O, Military Medicine, Medical Bulletin, J of Dental Education

Education/Credentials
DDS, MS (Oral Biology), certificate in Endodontics

Awards and Honors
Surgeon General's "A" Designator, Fellowship ICD, Order of Military Medical Merit

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Recent Answers from Frederick R. Liewehr DDS, MS, FICD
2008-10-11  root canal treatment You have severe periodontal disease, which has caused you to lose muchof the bone support of your teeth. You do have a lesion on the molar behind the implant tooth, and it would not have developed quickly...
2008-10-05  OTC temporary filling It might. If you are having spontaneous pain and lingering aching, the pulp, the tissue inside your tooth, is irreversibly inflamed, and must be removed. That is why you need root canal therapy. If you...
2008-10-04  tissue growth in tooth I have no idea what is sticking out of the access opening in your tooth. Generally when the tooth is accessed, the dentist will place a piece of cotton in the opening, covered with a weak temporary restoration...
2008-09-28  Re-infection after root canal + crown It is an infection of some kind. Could be endodontic, could be periodontal. I would have to examine you to determine the source of the problem. If your dentist is unable to tell, you need to find another...
2008-09-22  Severe gum ache travels?! I don't know about the "gum ache" part, but it sound like your occlusion is off and you are grinding at night. If something is not correct in the way we bite, we subconsciously grind our teeth to try to...
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