objective(s) matrix metalloproteinases comprise a family of enzyme that is able to degrade components of extra cellular matrix. there are single nucleotide polymorphisms in the promoter regions of several genes with ability to influence cancer susceptibility. the aim of this study was to analyses association between mmp2 and mmp9 promoter polymorphisms and head and neck squamous cell carcinoma ...

non hodgkin lymphoma (nhl) constitutes 5% of all head & neck cancer. the incidence of it has been increased over the last four decades. one of main characteristic of nhl is extranodal presentation that has different pattern in various part of world. a retrospective was designed in a tertiary referral center. it has been done between january 1996 and march 2006. all clinical and pathological cha...

Introduction: Using backpacks has arisen complaints regarding musculoskeletal pains among students. The aim of this study is to investigate the relationship between demographic information and bag weight with Neck Disability Index (NDI), angles and head and neck postures among students. Material and Methods: This descriptive-analytical and cross-sectional study was conducted among 80 students ...

Complications of the surgery for head and neck cancer may be catastrophic or noncatastrophic. Recognition of this is frequently as important as the method of resolution. A general classification of complications as anatomic, physiologic, technical, and functional will aid in recognition and prevention of these problems in this difficult group of patients.

BACKGROUND Head and neck cancer patients treated with chemoradiation have difficulty eating a normal diet. This study was designed to characterize eating ability over 12 months after chemoradiation treatment. Analyses take patient dropout into account. METHODS Two hundred fifty-five patients with head and neck cancer treated with chemoradiation were followed for 12 months. Eating ability was ...

Head and neck cancer is becoming a more recognizable pathology to the general population and dentists. The modes of treatment include surgery and/or radiation therapy. Where possible, pretreatment dental assessment shall be provided for these patients before they undergo radiation therapy. There are occasions, however, whereby head and neck cancer patients are not prepared optimally for radiati...

Drs. Quon and Harrison have written an excellent review on the role of brachytherapy in the management of head and neck cancer. Brachytherapy is a time-honored technique, and the authors have carefully reviewed the pertinent literature extolling its virtues. However, there are many papers that fail to document efficacy of brachytherapy over conventional techniques, demonstrating that, similar t...

The aim of this study was to explore possible associations between social and socioeconomic status and ongoing treatment among patients with head and neck cancer. Material and methods Data from 159 examined patients treated with head and neck cancer during the period from 2011 to 2012 were explored. A logistic regression analysis was used to assess association of social status (living with so...

Head and neck cancer is becoming a more recognizable pathology to the general population and dentists. The modes of treatment include surgery and/or radiation therapy. Where possible, pretreatment dental assessment shall be provided for these patients before they undergo radiation therapy. There are occasions, however, whereby head and neck cancer patients are not prepared optimally for radiati...