David A. Nash, DMD, EdD

Dental Hygiene
Challenging the pumice/rubber cup 'prophylaxis' in children
In this Second Opinion, Dr. David A. Nash urges the profession of dentistry to stop the use of pumice and rubber cup prophylaxis when treating children. He cites many studies in the literature and experience as to why the treatment should be discontinued.
January 25, 2015
2015 01 23 15 52 27 530 Nash David 200
Dental Therapists
A response to ADA's 'scientific study' of dental therapists
The results of the ADA study published in the current Journal of the American Dental Association do nothing to discredit the utilization of dental therapists in the workforce in their traditional role of providing care for children in school-based programs, according to David A. Nash, DMD, EdD.
January 2, 2013
2009 12 11 14 00 01 405 Second Opinion
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Top Stories
Candle In Memory
Anesthesia
New details emerge in death of 9-year-old dental patient
The San Diego County Department of the Medical Examiner has provided new information about the 9-year-old girl in California who died hours after she was administered anesthesia and underwent dental surgery.
Woman Toothbrushing Wayhome studio
Dental Hygiene
Survey uncovers gaps in U.S. oral hygiene habits
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Practice Sales
The win-win-win deal that benefits selling doctors, DSOs, and patients
Lawsuit Eccolo
Legal Issues
Dentist files antitrust lawsuit against insurers
Intraoral Scan Dentist Patient Yistocking
Imaging & CAD/CAM
Patients don't like what they see on their intraoral scans
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New details emerge in death of 9-year-old dental patient
By Melissa Busch
The San Diego County Department of the Medical Examiner has provided new information about the 9-year-old girl in California who died hours after she was administered anesthesia and underwent dental surgery.
April 4, 2025
Candle In Memory
Survey uncovers gaps in U.S. oral hygiene habits
By Ava Barros
Many U.S. dental patients may not be doing enough when it comes to visiting the dentist regularly or maintaining a consistent oral hygiene routine, according to a survey conducted by Risas Dental and Braces.
April 4, 2025
Woman Toothbrushing Wayhome studio
The win-win-win deal that benefits selling doctors, DSOs, and patients
By Ryan Mingus
Plentiful opportunities exist for dentist owners to sell their practice to interested buyers, writes Ryan Mingus of healthcare advisory firm Tusk Partners.
April 4, 2025
Mingus Ryan 400
Dentist files antitrust lawsuit against insurers
By Melissa Busch
A dentist filed on March 31 a U.S. antitrust lawsuit against multiple insurers, including Zelis Healthcare and UnitedHealth Group.
April 3, 2025
Lawsuit Eccolo
Patients don't like what they see on their intraoral scans
By Ava Barros
Dental patients may be less satisfied with their restorations after viewing intraoral scanning-generated images and using magnifying mirrors. The study was published recently in the Digital Dentistry Journal.
April 3, 2025
Intraoral Scan Dentist Patient Yistocking
Imaging aids in removing aspirated drill head from patient
By Melissa Busch
Imaging helped in the diagnosis and removal of a dental drill head from the airway of a 76-year-old patient who aspirated the object during a procedure, according to a case report.
April 3, 2025
2025 04 03 Aspirated Dental Drill 400
AI may be better at this than orthodontists
By Ava Barros
Artificial intelligence (AI) may outperform orthodontists in this area, according to a study published in the Journal of the World Federation of Orthodontists.
April 3, 2025
Orthodontist Luckybusiness
Case #787: 32-year-old woman with lesion on the left mandible
By Dr. Juan F. Yepes
A 32-year-old woman was referred to the oral surgeon because of a lesion on her left mandible. The patient was asymptomatic and had no paresthesia or swelling. Challenge yourself with this DrBicuspid case study and put your dental expertise to the test.
April 3, 2025
Image1 400
Dentist allegedly solicits employee for inappropriate favor
By Melissa Busch
A dentist faces criminal charges after allegedly attempting to pay a receptionist at the practice he jointly owns for a sexual favor.
April 2, 2025
Money Handcuffs
These patients may be more likely to experience denture failure
By Ava Barros
Patients with these characteristics may be more likely to require procedures on abutment teeth, increasing the risk of removable partial denture failure. This study was recently published in the Journal of Prosthetic Dentistry.
April 2, 2025
Broken Dental Bridge Iryna
Patients with lupus, RA may want to wake up on oral health
By Ava Barros
Patients with rheumatoid arthritis and systemic lupus erythematosus may have an increased risk of dental decay and a higher oral bacteria presence. The study was published recently in BMC Oral Health.
April 2, 2025
Hands Arthritis Rheumatoid
Clinical tip: A different way to get an accurate tooth margin
By Kevin Henry
If you've ever had difficulty getting the right margins when preparing a tooth, Dr. Meena Barsoum has some advice that can help any dentist.
April 2, 2025
Dr Meena Barsoum 400
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