DentalCare Logo

Dentinal Hypersensitivity: A Review


Patricia A. Walters, RDH, MSDH, MSOB

Credit Hours:

1 Hour(s)


Dentinal hypersensitivity is a common clinical condition referred to as “dentinal hypersensitivity,” “dentine sensitivity,” “root sensitivity” or “tooth sensitivity” that is frequently encountered yet it is often under-reported by patients,...

View More

(Use this feature to create assignments for your students and staff.)


Dentinal hypersensitivity is a common clinical condition referred to as “dentinal hypersensitivity,” “dentine sensitivity,” “root sensitivity” or “tooth sensitivity” that is frequently encountered yet it is often under-reported by patients, or misdiagnosed by clinicians. This course will address the etiology, prevalence and diagnosis of dentinal hypersensitivity as well as review clinical evidence behind common treatments.

  • Intended Audience:

    Dentists, Dental Hygienists, Dental Assistants, Dental Students, Dental Hygiene Students, Dental Assisting Students

  • Date Course Online:

    Oct 18, 2005

  • Last Revision Date:

    Nov 15, 2021

  • Course Expiration Date:

    Nov 14, 2024

  • Cost:


  • Method:


  • AGD Subject Code(s):

    161, 739, 730

Learning Objectives

Upon completion of this course, the dental professional should be able to:

  • Discuss the prevalence of dentinal hypersensitivity and common contributing factors.
  • Explain the hydrodynamic theory, widely accepted as the cause for dentinal sensitivity.
  • Discuss common diagnostic tools.
  • List common ingredients used in at-home and in-office desensitizing products.
  • Discuss the mode of action of common ingredients.
  • Discuss the clinical evidence behind common treatment approaches including in-office treatments.


  • P&G is providing these resource materials to dental professionals. We do not own this content nor are we responsible for any material herein.
  • Participants must always be aware of the hazards of using limited knowledge in integrating new techniques or procedures into their practice.  Only sound evidence-based dentistry should be used in patient therapy.

Note:  Registration is required to take test.


Conflict of Interest Disclosure Statement

  • Ms. Walters is a retired employee of P&G and does consulting work for P&G. She has no relevant financial relationships to disclose.
Patricia A. Walters

Patricia A. Walters


Ms. Walters is an independent contractor. After earning an MS in Oral Biology and an MS in Dental Hygiene Education from the University of Missouri-Kansas City, she began her career in Dental Hygiene Education at the University of Texas at S...

View More

Submission Information

Academy of General Dentistry (AGD) Submission For credit transfers to appear in your AGD account in real time, make sure to add your AGD membership number in the field provided on the “Share Your Test Score” page.

CE Broker For all states that use CE Broker for licensure, “proof of completions” are electronically reported the first of every month. If a course was taken in November, the “proof of completion” will be submitted the beginning of December.



ADA CERP Recognized Provider

The Procter & Gamble Company is an ADA CERP Recognized Provider.

ADA CERP is a service of the American Dental Association to assist dental professionals in identifying quality providers of continuing dental education. ADA CERP does not approve or endorse individual courses or instructors, nor does it imply acceptance of credit hours by boards of dentistry.

Concerns or complaints about a dental CE provider may be directed to the provider or to ADA CERP at

AGD Pace Logo

Approved PACE Program Provider


Nationally Approved PACE Program Provider for FAGD/MAGD credit.

Approval does not imply acceptance by any regulatory authority or AGD endorsement.

8/1/2021 to 7/31/2027

Provider ID# 211886


AADH Approved Program Provider

Procter & Gamble is designated as an approved Provider by the American Academy of Dental Hygiene, Inc. #AADHPGC (January 1, 2022-December 31, 2023). Approval does not imply acceptance by a state or provincial Board of Dentistry. Licensee should maintain this document in the event of an audit.