Duvall Discipline Panel Decision (redacted) - College of Dental ...
Duvall Discipline Panel Decision (redacted) - College of Dental ...
Duvall Discipline Panel Decision (redacted) - College of Dental ...
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c. you improperly placed an implant in the 2.5 position.<br />
The <strong>Panel</strong> reviewed a complaint letter from the patient, reports from her regular treating<br />
dentist Dr. A, a report from Dr. D H, the chart, a model <strong>of</strong> the implant, radiographs, Dr.<br />
<strong>Duvall</strong>'s response and heard oral testimony from Dr. Penner.<br />
In July 2006 JH went to see Dr. <strong>Duvall</strong> regarding a severe toothache when her regular<br />
dentist was on holiday. Dr. <strong>Duvall</strong> performed a root canal and delivered a crown to tooth<br />
2.5. She continued to have pain for which Dr. <strong>Duvall</strong> prescribed anti-inflammatory and<br />
antibiotic medication.<br />
JH went to see her regular dentist, Dr. A, on January 25, 2007. He referred her back to Dr.<br />
<strong>Duvall</strong> regarding the root canal and advised that she may need a referral to a specialist. He<br />
took radiographs and his chart entry that day noted that tooth 2.5 was percussion sensitive<br />
and the margin <strong>of</strong> the crown was open on the distal. He further noted a radiolucency at the<br />
apex <strong>of</strong> the tooth. This is a sign <strong>of</strong> infection or trauma to the tooth.<br />
When JH went back to Dr. <strong>Duvall</strong> on Jan 31, 2007, he extracted the tooth and placed an<br />
implant.<br />
(a) The crown on 2.5<br />
Dr. Penner reviewed the radiographs <strong>of</strong> tooth 2.5 dated January 25, 2007. He confirmed Dr.<br />
A’s observation that the distal margin on the crown was open: He further stated that this<br />
should have been readily apparent to Dr. <strong>Duvall</strong> and that the open margin on the crown can<br />
re- infect the root canal.<br />
(b) The root canal<br />
Dr. Penner reviewed the root canal on the January 25th radiograph and testified that it<br />
revealed that Dr. <strong>Duvall</strong> failed to fill the root canal space at the tip <strong>of</strong> the tooth root when<br />
he performed the root canal. He explained that when a space is not filled bacteria can<br />
multiply and leak from the tooth. An inflammatory reaction can develop leading to pressure<br />
and pain. In this case the root canal was approximately 5 mm short <strong>of</strong> the apex.