Modified Approach to the Bio-Col Ridge Preservation Technique:  A Case Report
Edward B. Fowler, DDS, MS; Robert Whicker, DDS

This case report describes a modified approach to the “Bio-Col Technique” designed to preserve and maintain the edentulous ridge and normal gingival architecture following tooth extraction.

Restoration of a Loose Implant Supported Crown:  A Case Report
Lawrence Kelts Green, DDS; Sung Yong Lee, DDS

This case report describes the treatment rendered to a patient who presented with a chief complaint of a “loose implant” that had been restored with a cemented porcelain fused-to-metal (PFM) crown on a screw retained abutment.

Partial Spontaneous Bone Regeneration Subsequent to Mandibulectomy
Wilson Denis Martins, PhD; Lucia Fátima de Castro Ávila, DDS

This case report describes spontaneus bone regeneration in a young patient who presented with a mandibular resection performed for a large fibroma.

Intentional Dental Reimplantation:  A Case Report
Emilio Nuzzolese, DDS; Nunzio Cirulli, DDS, PhD; Maria M. Lepore, Addolorata D’Amore

This case report describes an intentional dental reimplantation procedure for a maxillary molar.

Treatment of Endodontic Perforations Using Guided Tissue Regeneration and Demineralized Freeze-Dried Bone Allograft:  Two Case Reports with 2-4 Year Post-Surgical Evaluations
Elton Golçalves Zenobio, DDS, MS, PhD; Jamil Awad Shibli, DDS, MS, PhD

Clinicians often have difficulty with the diagnosis and treatment of root perforation.  This paper reports two patients with root perforations treated with periodontal surgery associated with guided tissue regeneration and demineralized freeze-dried bone allograft (DFDBA).

Clinical Management of a Mandibular First Molar with Multiple Mesial Canals:  A Case Report
Kyung san Min, DDS, MSD

A right mandibular first molar requiring root canal treatment was found to have three separate mesial canals.  This report demonstrates an extraordinary anatomical configuration and supplements previous reports of the existence of such canal configurations in mandibular first molars.

Streptoccal Gingivitis:  A Report of Case with a Description of a Unique Gingival Prosthesis
Yasin Çiçek, DDS, PhD; Mehmet Özgöz, DDS; Varol Çanakçi, DDS, PhD; Recep Orbak, DDS, PhD

This case report describes a patient who presented with severe gingival inflammation and pain diagnosed as an acute streptococcal infection and treated with conventional periodontal therapy, antibacterial agents, and a heat-cured acrylic gingival facade to mask the gingival recession.

The Health Insurance Portability & Accountability Act and the Practice of Dentistry in the United States:  System Security
Joseph E. Chasteen, DDS, MA; Gretchen Murphy, MA; Arden Forrey, PhD; David Heid, DDS

This article reviews the issues related to the Health Insurance Portability & Accountability Act (HIPAA) security rule that apply to dental practice. A self-assessment tool is provided in this article.

AAOMP Case Challenge:  Mass in the Upper Lip
F. James Kratochvil, III, DDS

A patient presented with a chief complaint of a loose crown on the maxillary right central incisor.  There was a gray-black pigmented area on the alveolar mucosa in the apical region of the tooth and a firm mass in the left upper lip.  See if you can make the diagnosis.

Continuing Education:  Innovation in Tooth Whitening:  The Science Behind the Smile Part 1 – Fundamentals of Whitening Research
Robert W. Gerlach, DDS, MPH

This continuing education course is intended for the general dentist, hygienist, and dental assistant.  This is part one of a three-part continuing education program based on a presentation by Dr. Robert Gerlach at the South Florida District Dental Association 2004 Miami Winter Meeting.  This first course focuses on the epidemiology of vital tooth discoloration, major categories of whitening products, and clinical research methods.