Articles

Unusual presentation of a first Branchial cleft cyst associated with an abnormal bony canal -a case report-

First branchial cleft anomalies are rare, accounting for only 10% of all branchial cleft anomalies. We report an even more rare and unique case of a branchial cleft cyst with features of both first and second ...

Authors: A. Fanous, V. Couloigner, P. Gorphe, L. Galmiche, M. Alexandru, E-N Garabedian, L. Coffinet, T. Blanc, N. Leboulanger and F. Denoyelle

Prognostic value of lymph node ratio in laryngeal and hypopharyngeal squamous cell carcinoma: a systematic review and meta-analysis

Several recent studies have indicated that the lymph node ratio (LNR) is an independent prognostic factor for laryngeal and hypopharyngeal squamous cell carcinoma (LHSCC). The purpose of this paper is to asses...

Authors: Arikin Abdeyrim, Shizhi He, Yang Zhang, Gulbostan Mamtali, Aibadla Asla, Mirkamil Yusup and Jiang Liu

Pearls of experience for safe and efficient hospital practices in otorhinolaryngology—head and neck surgery in Hong Kong during the 2019 novel coronavirus disease (COVID-19) pandemic

The 2019 novel coronavirus disease (COVID-19) epidemic originated in Wuhan, China and spread rapidly worldwide, leading the World Health Organization to declare an official global COVID-19 pandemic in March 20...

Authors: Ryan H. W. Cho, Zenon W. C. Yeung, Osan Y. M. Ho, Jacky F. W. Lo, Alice K. Y. Siu, Wendy M. Y. Kwan, Zion W. H. To, Anthony W. H. Chan, Becky Y. T. Chan, Kitty S. C. Fung, Victor Abdullah, Michael C. F. Tong and Peter K. M. Ku

Aerosol-generating otolaryngology procedures and the need for enhanced PPE during the COVID-19 pandemic: a literature review

Adequate personal protective equipment is needed to reduce the rate of transmission of COVID-19 to health care workers. Otolaryngology groups are recommending a higher level of personal protective equipment fo...

Authors: Paul Mick and Russell Murphy

Clinical evidence based review and recommendations of aerosol generating medical procedures in otolaryngology – head and neck surgery during the COVID-19 pandemic

Aerosol generating medical procedures (AGMPs) present risks to health care workers (HCW) due to airborne transmission of pathogens. During the COVID-19 pandemic, it is essential for HCWs to recognize which pro...

Authors: Andrew Thamboo, Jane Lea, Doron D. Sommer, Leigh Sowerby, Arman Abdalkhani, Christopher Diamond, Jennifer Ham, Austin Heffernan, M. Cai Long, Jobanjit Phulka, Yu Qi Wu, Phillip Yeung and Marc Lammers

Academic benchmarks for leaders in Otolaryngology - Head & Neck Surgery: a Canadian perspective

The present study summarizes the demographics, subspecialty training, and academic productivity of contemporary leaders in Canadian Otolaryngology – Head & Neck Surgery (OHNS) training programs across Canada.

Authors: Terence Fu, Vincent Wu, Paolo Campisi, Ian J. Witterick and Yvonne Chan

Early recovery following new onset anosmia during the COVID-19 pandemic – an observational cohort study

A rapidly evolving evidence suggests that smell and taste disturbance are common symptoms in COVID-19 infection. As yet there are no reports on duration and recovery rates. We set out to characterise patients ...

Authors: Claire Hopkins, Pavol Surda, Emily Whitehead and B. Nirmal Kumar

Clinical evidence based review and systematic scientific review in the identification of malignant transformation of inverted papilloma

Inverted papilloma (IP) is an unusual type of benign tumor that has high recurrence rates and the potential to transform into squamous cell carcinomas (SCC). The mechanism of the transformation process from IP...

Authors: Cai Long, Basel Jabarin, Alexandra Harvey, Jennifer Ham, Amin Javer, Arif Janjua and Andrew Thamboo

Bacterial aetiology of chronic otitis media with effusion in children - risk factors

Otitis media with effusion (OME) may occur spontaneously because of poor Eustachian tube function or as an inflammatory response following AOM. Bacterial involvement in OME has been widely reported, with vario...

Authors: Izabela Korona-Glowniak, Agata Wisniewska, Marek Juda, Karolina Kielbik, Grazyna Niedzielska and Anna Malm

Recommendations from the CSO-HNS taskforce on performance of tracheotomy during the COVID-19 pandemic

The performance of tracheotomy is a common procedural request by critical care departments to the surgical services of general surgery, thoracic surgery and otolaryngology - head & neck surgery. A Canadian Soc...

Authors: D. D. Sommer, P. T. Engels, E.K. Weitzel, S. Khalili, M. Corsten, M. A. Tewfik, K. Fung, D. Cote, M. Gupta, N. Sne, T. F. E. Brown, J. Paul, K. M. Kost and I. J. Witterick

Factors influencing patient and health care delays in Oropharyngeal Cancer

The incidence of human papillomavirus (HPV)–associated oropharyngeal squamous cell carcinoma (OPSCC) is increasing. Patients with HPV-associated and HPV-unassociated OPSCC differ in many aspects, which may als...

Authors: Markus Nieminen, Timo Atula, Leif Bäck, Antti Mäkitie, Lauri Jouhi and Katri Aro

Knowledge and confidence in managing obstructive sleep apnea patients in Canadian otolaryngology - head and neck surgery residents: a cross sectional survey

Obstructive sleep apnea is an expected competency for Otolaryngology - Head and Neck surgery residents and tested on the Royal College of Physicians and Surgeons examination. Our objective was to evaluate the ...

Authors: Saad Ansari and Amanda Hu

Correction to: Assessment of a virtual reality temporal bone surgical simulator: a national face and content validity study

Following publication of the original article [1], the authors identified incorrect ordering and incorrect files being used for Figs. 1, 2 and 3.

Authors: Evan C. Compton, Sumit K. Agrawal, Hanif M. Ladak, Sonny Chan, Monica Hoy, Steven C. Nakoneshny, Lauren Siegel, Joseph C. Dort and Justin T. Lui

Long-term symptom control following resection of cervical lymphatic malformations: a case series

Previous literature has reported on the incidence of short-term complications following resection of cervical lymphatic malformations (LMs) in children, however no research has yet investigated the long-term s...

Authors: Ashoke Khanwalkar, Taher Valika and John Maddalozzo

A case report of Gorham-Stout disease diagnosed during the course of recurrent meningitis and cholesteatoma

Gorham-Stout disease is a rare bone disorder. Here, we present a case of Gorham-Stout disease diagnosed during follow-up of a patient with cholesteatoma; the disease affected the temporal bone and other sites ...

Authors: Makoto Hosoya, Naoki Oishi, Jun Nishiyama and Kaoru Ogawa

Assessment of a virtual reality temporal bone surgical simulator: a national face and content validity study

Trainees in Otolaryngology–Head and Neck Surgery must gain proficiency in a variety of challenging temporal bone surgical techniques. Traditional teaching has relied on the use of cadavers; however, this metho...

Authors: Evan C. Compton, Sumit K. Agrawal, Hanif M. Ladak, Sonny Chan, Monica Hoy, Steven C. Nakoneshny, Lauren Siegel, Joseph C. Dort and Justin T. Lui

The association of genetic polymorphisms in interleukin-1 receptors type 1 and type 2 with age-related hearing impairment in a Taiwanese population: a case control study

Age-related hearing impairment (ARHI) is a major disability among the elder population. Chronic inflammation is an important factor in the development of ARHI. Interleukin-1 (IL-1) plays a key role in inflamma...

Authors: Ning-Chia Chang, Hua-Ling Yang, Chia-Yen Dai, Wen-Yi Lin, Hsun-Mo Wang, Chen-Yu Chien and Kuen-Yao Ho

Open resection and reconstruction of a Nasoseptal Chondrosarcoma: case report and literature review

Primary chondrosarcomas of the nasal septum are rare, with a variety of clinical features that evade detection and treatment. While endoscopic surgery has become increasingly accessible, open approaches may be...

Authors: Changseok Lee, David Forner, Martin Bullock, Matthew H. Rigby, Martin Corsten, Jonathan R. Trites and S. Mark Taylor

The relationship between the Ottawa Valve Collapse Scale (OVCS) and clinical outcomes in septoplasty patients

The Ottawa Valve Collapse scale (OVCS) was developed to classify the severity of nasal valve collapse (NVC) in patients with nasal obstruction. The goal of this study was to determine, in patients who have nas...

Authors: Phillip Staibano and James P. Bonaparte

Endoscopic cartilage myringoplasty with the removal of a small rim of the external auditory canal to repair marginal perforations

To evaluate the graft success rate and postoperative hearing gain for marginal perforations using endoscopic cartilage myringoplasty with the removal of a small rim of the external auditory canal (EAC).

Authors: Zheng-cai Lou

Risk factors of obstructive sleep apnea syndrome in children

The known risk factors of childhood OSAS include tonsillar and adenoidhypertrophy, obesity, craniofacial anomalies, neuromuscular disorders and African-American (AA) ancestry. Whether other factors such as all...

Authors: Zhifei Xu, Yunxiao Wu, Jun Tai, Guoshuang Feng, Wentong Ge, Li Zheng, Zhe Zhou and Xin Ni

Choosing Wisely Canada rhinology recommendations

The Choosing Wisely Canada campaign is an initiative that aims to involve physicians and patients in collaborative decision making to avoid unnecessary tests and treatments. The Rhinology Subspecialty Group of...

Authors: Neil Arnstead, Yvonne Chan, Shaun Kilty, Ragavan Ganeshathasan, Armin Rahmani and Eric Monteiro

Can drug-induced sleep endoscopy improve the success rates of tongue base surgery?

The purpose of this study was to determine the therapeutic value of drug-induced sleep endoscopy (DISE) by comparing the outcomes of tongue base surgery based on Muller’s maneuver (MM) and those based on DISE ...

Authors: Jong-Gyun Ha, Youngwoo Lee, Jae Sung Nam, Jeong Jin Park, Joo-Heon Yoon, Chang-Hoon Kim and Hyung-Ju Cho

Evolution of Cochlear implant mapping and vestibular function in a pediatric case of Labyrinthitis

Vestibular symptoms such as vertigo and imbalance are known to occur in some cochlear implant patients during the immediate postoperative period; however, acute vertigo in implanted children occurring remotely...

Authors: Sophie Lipson, Ross O’Shea, Susan Gibbons, Guangwei Zhou and Jacob Brodsky

Mobile phone app Vs bucket test as a subjective visual vertical test: a validation study

The SVV tests the ability of a person to perceive the gravitational vertical. A tilt in SVV indicates vestibular imbalance in the roll plane, and thus injuries to the utricle or its connecting nerves. A valida...

Authors: Tianyang Dai, George Kurien and Vincent YW Lin

Correction to: Evaluating the effectiveness of adjuvant radiotherapy in addition to surgery versus surgery alone at improving oncologic outcomes for early stage buccal carcinoma: a systematic review

Following publication of the original article [1], the authors reported that one of the authors’ names was spelled incorrectly. In this Correction the incorrect and correct author name are shown. The original ...

Authors: Corliss Ann Elizabeth Best, Alexandra Elizabeth Quimby, Brittany Ann Barbara Best, Dean Fergusson and Hussain Alsaffar

Retrospective review of dosing trends in botulinum toxin injections for the treatment of adductor spasmodic dysphonia in a long-term cohort

Botulinum toxin A (BT) is the gold standard treatment for adductor spasmodic dysphonia (AdSD) with established use for greater than thirty years. The spasmodic dysphonia (SD) literature would benefit from addi...

Authors: Gabrielle French, J. Douglas Bosch and Derrick R. Randall

Oral submucous fibrosis: a contemporary narrative review with a proposed inter-professional approach for an early diagnosis and clinical management

Oral Submucous fibrosis (OSMF) has traditionally been described as “a chronic, insidious, scarring disease of the oral cavity, often with involvement of the pharynx and the upper esophagus”. Millions of indivi...

Authors: Naman R. Rao, Alessandro Villa, Chandramani B. More, Ruwan D. Jayasinghe, Alexander Ross Kerr and Newell W. Johnson

Characterization of the human helicotrema: implications for cochlear duct length and frequency mapping

Despite significant anatomical variation amongst patients, cochlear implant frequency-mapping has traditionally followed a patient-independent approach. Basilar membrane (BM) length is required for patient-spe...

Authors: Luke Helpard, Hao Li, Helge Rask-Andersen, Hanif M. Ladak and Sumit K. Agrawal

Preoperative prediction of non-invasive follicular thyroid neoplasm with papillary-like nuclear features: a Canadian single-Centre experience

An international group of experts recommended reclassifying non-invasive follicular variant of papillary thyroid cancers (FVPTC) as ‘non-invasive follicular thyroid neoplasm with papillary-like nuclear feature...

Authors: Vincent Larouche, Marc Philippe Pusztaszeri, Sabin Filimon, Richard Payne, Michael Hier and Michael Tamilia

Examining seasonal variation in epistaxis in a maritime climate

Epistaxis is a common reason patients present to the emergency department. There is significant variation in climate across Canada. Our study aimed to determine if epistaxis is related to season, temperature a...

Authors: Ben McMullin, Paul Atkinson, Natasha Larivée and Christopher J. Chin

Evaluating the effectiveness of adjuvant radiotherapy in addition to surgery versus surgery alone at improving oncologic outcomes for early stage buccal carcinoma: a systematic review

To systematically review the evidence to evaluate oncologic outcomes for patients with early stage buccal squamous cell carcinoma treated with surgery versus surgery and adjuvant radiation therapy.

Authors: Corliss Ann Elizabeth Best, Alexandra Elizabeth Quimby, Brittany Ann Barbara Best, Dean Fergusson and Hussain Alsaffar

Hemostasis of idiopathic recurrent epistaxis in children with microwave ablation: a prospective pilot case series

We evaluated microwave ablation (MWA) for treatment of idiopathic recurrent anterior epistaxis (RAE) in children, in terms of technical feasibility, efficacy, and safety.

Authors: Zheng-cai Lou

Diagnosis and management of septal deviation and nasal valve collapse - a survey of Canadian otolaryngologists

Management of nasal valve collapse (NVC) in patients with a septal deviation can be challenging. Our objective was to determine the opinions of Canadian Otolaryngologists regarding the diagnosis and management...

Authors: Yiqiao Wang and James P. Bonaparte

Rhinitis medicamentosa: a nationwide survey of Canadian otolaryngologists

Rhinitis medicamentosa is a non-allergic form of rhinitis that is typically caused by prolonged use of topical nasal decongestants. This condition commonly affects young adults and treatment is not trivial. We...

Authors: James Fowler, Christopher J. Chin and Emad Massoud

Overnight oximetry in children undergoing adenotonsillectomy: a single center experience

Obstructive sleep apnea (OSA) is the most common indication for adenotonsillectomy in children. Home-based sleep oximetry continues to be used in the diagnosis of pediatric OSA despite a lack of correlation wi...

Authors: C. Carrie Liu, Kathleen H. Chaput, Valerie Kirk and Warren Yunker

The impact of bilateral endoscopic inferior turbinoplasty with or without adenoidectomy on the quality of life of children: a retrospective case series study

Inferior turbinoplasty (IT) and adenoidectomy (Ad) are frequently resorted to in children with chronic rhinitis (CR) refractory to medical therapy. The aim of this study is to document the long-term improvemen...

Authors: Ahmed Mourad, Hussein Jaffal, Ismaeel El-Hakim and Hamdy El-Hakim

Comparison of the anatomical and functional success of fascia and perichondrium grafts in transcanal endoscopic type 1 tympanoplasty

There are no studies in the literature, comparing the functional and anatomical successes of the use of fascial and perichondrial grafts in endoscopic type 1 tympanoplasties.

Authors: Kadir Özdamar and Alper Sen

Building an Otoscopic screening prototype tool using deep learning

Otologic diseases are often difficult to diagnose accurately for primary care providers. Deep learning methods have been applied with great success in many areas of medicine, often outperforming well trained h...

Authors: Devon Livingstone, Aron S. Talai, Justin Chau and Nils D. Forkert

Cone beam CT for perioperative imaging in hearing preservation Cochlear implantation – a human cadaveric study

Knowledge of the cochlear implant array’s precise position is important because of the correlation between electrode position and speech understanding. Several groups have provided recent image processing evid...

Authors: Kayvan Nateghifard, David Low, Lola Awofala, Dilakshan Srikanthan, Jafri Kuthubutheen, Michael Daly, Harley Chan, Jonathan Irish, Joseph Chen, Vincent Lin and Trung Ngoc Le

Reconstructive trends and complications following parotidectomy: incidence and predictors in 11,057 cases

Parotidectomy is a common treatment option for parotid neoplasms and the complications associated with this procedure can cause significant morbidity. Reconstruction following parotidectomy is utilized to addr...

Authors: Cory Donovan Bovenzi, Peter Ciolek, Meghan Crippen, Joseph M. Curry, Howard Krein and Ryan Heffelfinger

Idiopathic facial lipoatrophy in a healthy middle-aged woman: a case report

Facial lipoatrophy is a rare condition described by the disappearance of facial subcutaneous fat. The etiology of lipoatrophy can be congenital, or acquired including traumatic, iatrogenic or idiopathic. Idiop...

Authors: Chad Purcell and S. Mark Taylor

Improving exposure for transoral oropharyngeal surgery with the floor of mouth window: a cadaveric feasibility study

Transoral robotic and laser surgery is rising in popularity due to the increasing incidence of Human Papilloma Virus (HPV) related oropharyngeal cancer. However, adequate exposure of the tongue base remains a ...

Authors: Jeffson Chung, Adam Bender-Heine and H. Wayne Lambert

Third or fourth branchial pouch sinus lesions: a case series and management algorithm

The purpose of this study was to develop an effective management algorithm for lesions of third or fourth branchial sinuses.

Authors: Yun Li, Kexing Lyu, Yihui Wen, Yang Xu, Fanqin Wei, Haocheng Tang, Siyu Chen, Zhangfeng Wang, Xiaolin Zhu, Weiping Wen and Wenbin Lei

Otology/Neurotology recommendations – Choosing Wisely campaign

The Choosing Wisely Canada Campaign aims to raise awareness amongst physicians and patients regarding unnecessary tests and treatment. The otology/neurotology subspecialty group within the Canadian Society of ...

Authors: Andrew K. Ma, Julian Nedzelski, Joseph Chen, Trung Le, Paul Mick, Jane Lea, David Morris, Margaret Aron, Sumit Agrawal, Lorne Parnes, Tamara Mijovic and Vincent Lin

Adult validation of a self-administered tablet audiometer

There is evidence to suggest that rates of hearing loss are increasing more rapidly than the capacity of traditional audiometry resources for screening. A novel innovation in tablet, self-administered portable...

Authors: Mark Bastianelli, Amy E. Mark, Arran McAfee, David Schramm, Renée Lefrançois and Matthew Bromwich

Cost-comparison analysis of diffusion weighted magnetic resonance imaging (DWMRI) versus second look surgery for the detection of residual and recurrent cholesteatoma

Cholesteatoma is a destructive, erosive growth of keratinizing squamous epithelium in the middle ear cleft. Following treatment with a canal wall-up (CWU) tympanomastoidectomy, surveillance of residual and rec...

Authors: David L. Choi, Michael K. Gupta, Ryan Rebello and Jason D. Archibald

Response to commentary on “the middle fossa approach with self-drilling screws: a novel technique for BONEBRIDGE implantation”

The aim of this letter is to respond to a commentary on a published article on the middle fossa approach to BONEBRIDGE implantation with self-drilling screws published by the senior authors.

Authors: Peng You, Lauren H. Siegel, Zahra Kassam, Matthew Hebb, Lorne Parnes, Hanif Ladak and Sumit Kishore Agrawal

Commentary on “the middle fossa approach with self-drilling screws: a novel technique for BONEBRIDGE implantation”

Authors: C. Carnevale, M. Tomás-Barberán, G. Til-Pérez, E. Enchev and P. Sarría-Echegaray

Pathological margins and advanced cutaneous squamous cell carcinoma of the head and neck

The recommended treatment for cutaneous squamous cell cancer (CuSCC) of the head and neck is Mohs surgical excision or wide local excision. Excision is recommended to a gross surgical margin of 4–6 mm however ...

Authors: T. J. Phillips, B. N. Harris, M. G. Moore, D. G. Farwell and A. F. Bewley