Home » Supporting Your Practice » Dental Specialties » Oral Radiology (page 2)

Oral Radiology

Does Magnetic Resonance Imaging (MRI) pose a threat for patients with embedded metal?

Dr. Ernie Lam provided the following commentary to the Globe and Mail article published on July 23rd, 2014: Heavy metal quandary; Tattoos, piercings, defibrillators, intrauterine devices – increasing metal use poses risks as magnetic resonance imaging gets stronger In order for a material to interact with a magnetic field, the material needs to have a property known as ferromagnetism. Titanium is not ferromagnetic so should not interact with magnetic fields. Common materials that are ferromagnetic include iron, nickel, cobalt and alloys of these metals (including stainless steel), many of which are found in materials used in dentistry. These will disrupt local ...

Read More »

What are the effects of radiotherapy on dental hard tissue?

This summary is based on the article published in the journal of Clinical Oral Investigation: The effect of radiotherapy on dental hard tissue. A systematic review (January 2014) H. F. J. Lieshout & C. P. Bots Context Decay of teeth, erosion and disintegration of hard dental tissue are clinically often seen side effects after radiotherapy for tumours in the head and neck region. Purpose of the Review To investigate if these side effects are due to structural changes in dental hard tissues, the current literature was searched. It can influence the quality of life gravely. Results Tooth destruction occurs often and soon after irradiation. There ...

Read More »

Osteoradionecrosis: New concepts and a proposed classification

This summary is based on the article published in the British Journal of Oral and Maxillofacial Surgery: Osteoradionecrosis—A review of current concepts in defining the extent of the disease and a new classification proposal (May 2014) Andrew Lyons, Jona Osher, Elinor Warner, Ravi Kumar, Peter A. Brennan Context Osteoradionecrosis (ORN) is potentially a debilitating and serious consequence of radiotherapy to the head and neck. Although it is oftendefined as an area of exposed bone that does not heal, it can also exist without breaching the mucosa or the skin. Currently, 3 classifica-tions of ORN are in use, but they depend on ...

Read More »

What is likely to happen once my CBCT has been installed and I am ready to scan my first patient?

This series of posts is based on Dr. John O’Keefe’s conversation with  Dr. David MacDonald about cone beam computed tomography (CBCT)

Read More »

What will be the likely impact of regulatory and other dental professional bodies on CBCT use?

This series of posts is based on Dr. John O’Keefe’s conversation with  Dr. David MacDonald about cone beam computed tomography (CBCT)

Read More »

What radiation dose does CBCT impart?

This series of posts is based on Dr. John O’Keefe’s conversation with  Dr. David MacDonald about cone beam computed tomography (CBCT)

Read More »

What are the clinical indications for CBCT?

This series of posts is based on Dr. John O’Keefe’s conversation with  Dr. David MacDonald about cone beam computed tomography (CBCT)

Read More »

Which CBCT unit is right for my dental office?

This series of posts is based on Dr. John O’Keefe’s conversation with  Dr. David MacDonald about cone beam computed tomography (CBCT). 

Read More »