Case Studies: Latest

Maxillary First Molar (2.6) – Dr. Alberto DAGNA – University of Pavia, ITALY

By Dr. Barry H. Korzen| Posted July 10, 2016

Dr. Dagna is Professor of Endodontics at the University of Pavia, Italy. He is the author of approximately 100 publications in international journals, has authored text books and is a frequent speaker at international conferences. He practices in Alessandria, Italy. Dr. Dagna treated this case using the One Shape system (MicroMega, France) which is sold in North America as The ZONE 2.0 (  

Mandibular Second Molar (3.7) – Professor Franck Diemer

By Dr. Barry H. Korzen| Posted July 8, 2016

A lower molar with an extremely curved mesial root morphology treated using Zendo’s ZENITH system.

Just a Little Help from Our Friends

By Dr. Barry H. Korzen| Posted May 18, 2015

Both the need for correct diagnosis in order to establish a viable treatment plan and the suggestion that when faced with a diagnostic conundrum, reaching out to fellow practitioners will often help solve the mystery at hand are discussed.

Endodontic Diagnosis: A case discussion – Part 1

By Dr. Barry H. Korzen| Posted March 22, 2015

Proper diagnosis is the cornerstone on which our patients rely when trying to decide whether or not to proceed with the options given them by their dentist.

Managing Endodontic Patients with Severe Gag Reflex by Glossopharyngeal Nerve Block Technique

By Dr. Barry H. Korzen| Posted July 30, 2014

If you haven’t had a patient with an exaggerated gag reflex you just haven’t been in practice long enough. The use of a Glossopharyngeal Nerve Block to control the gag reflex, has not been previously reported in the literature for endodontic treatment.

Endodontic Retreatment followed by Periapical Surgery

By Dr. Pavel Cherkas| Posted July 15, 2014

The patient had been referred to a periodontist who subsequently recommended extraction of tooth 4.6 which had a non-healing lesion following initial endodontic treatment. The patient wanted to retain the tooth and sought a second opinion.

Sodium Hypochlorite Chemical Burn in an Endodontist’s Eye during Canal Treatment Using Operating Microscope

By Dr. Barry H. Korzen| Posted July 13, 2014

This well documented study reviews the potential procedural accidents that can occur during treatment and highlights the need to inform the patient of the risk factors of accidents and enhance care with individual protection equipment for the patient and the professional during clinical procedures.

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