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The structure and function of DNA

DNA structure and replication Genetic information within multicellular organisms, including man, is stored in molecules of deoxyribonucleic acid (DNA), which reside within the chromosomes of each cell nucleus. A DNA molecule consists of two very long chains, or strands, of...

Reconstruction with scapular tip following hemimaxillectomy and rehabilitation with dental implants

Post ablative defects in the maxilla can be extremely complex, involve all three dimensions and may result in significant morbidity. Rehabilitation may be difficult with either an obturator or surgical reconstruction with a free fibula, Iliac crest or scapula. This...

Why does music move us? Music as auditory signals of emotion

Music forms an integral part of the lives of people in all known cultures around the world. In this article Dr Sandra Garrido explains that in fact, our response to music is largely innate and is related to the evolutionary...

The ‘My Hearing Explained’ tool: audiologist and client perceptions

The study notes that the pure tone audiogram has been the primary clinical and counselling tool used by clinicians to assess and describe hearing thresholds to individuals and families since 1922. The Ida Institutes, ‘My Hearing Explained’ tool has become...

Electrocochleography and speech-perception in cochlear implant (CI) patients

It is difficult to predict the speech perception outcomes of cochlear implantation. Previous studies showed that total response electrocochleography (ECochG-TR) may explain the variance in CI performance better than biographic, audiometric, and surgical factors combined. The authors’ objectives were to...

A quick and simple approach to correcting the deviated nasal septum

Nasal septal surgery is a very common procedure that we tend to learn as junior trainees. Most of us still find that we have a lot to learn with every deviated septum that we encounter. There is a range of...

Fifteen years of vestibular implant research in humans

Implants: it’s all in the balance! Prof Guyot and his team give us an update on their research in addressing bilateral vestibular deficits via an implant. Doctors are often unaware that people, even young, may lose vestibular function on both...

Effective and profitable provision of paediatric audiology care in the private sector

Similar to other specialty areas of hearing healthcare, paediatric audiology is a potential net loss for a private-sector, for-profit, business. Given the time-intensive needs of patients with cochlear implants, tinnitus and those who are under the age of 18 years...

Sustainable Practice

Guest Section Editor Brian D Westerberg, MD, FRCSC, MHSc, Clinical Professor, University of British Columbia, Canada; Head, Division of Otolaryngology – Head and Neck Surgery, Providence Health Care, Vancouver, Canada. Climate change is the greatest threat to human health today....

St Æbbe the Younger of Coldingham, patron saint of the nose

Stories of the saints are often rather dark and unpleasant – and this is certainly the case with St Æbbe, as we hear from our roving historian, John Riddington Young. In two previous articles, we have discovered the fascinating stories...

Canal wall down with obliteration of cavity for paediatric cholesteatoma

The authors present evidence that canal wall down (CWD) surgery with primary obliteration is an effective way to treat paediatric cholesteatoma. Fifty-eight ears were operated on and follow-up was for five years on average. Residual cholesteatoma rate was 9.9% with...

Developing medical devices for children: opportunities and challenges

The development of medical devices for infants and children lags significantly behind the development of devices for adults. While in the United States the Food and Drug Administration (FDA) has set up incentives for developing child age-specific pharmaceuticals, there is...