1,122 research outputs found
The After Diagnosis Head and Neck cancer specific Patient Concerns Inventory (HaNC-AD) as a pre-treatment preparation aid during the COVID-19 pandemic
The coronavirus disease 2019 pandemic has resulted in new challenges for clinicians, head and neck cancer (HNC) patients and carers. There is evidence that the current crisis is afecting the management of HNC patients. Most healthcare systems have introduced remote consultations to decrease the risk of coronavirus infection to patients, carers and clinicians. At present, HNC patients may be anxious and due to logistical issues, may not be adequately prepared for their treatment. To ensure that patients have a thorough understanding of their treatment and expected outcome during the current COVID-19 crisis there may be merit in the use of the HaNC-AD PCI
Structured review of the patient-reported outcome instruments used in clinical trials in head and neck surgery
The number of clinical trials that relate to patients with cancer of the head and neck is growing. Patient-reported outcomes, which are rarely the primary outcome, are now an important component, and in this structured review to identify and report the characteristics of the questionnaires that have been used in these trials, we summarise the findings reported. We searched several online databases using the key terms: head and neck oncology, head and neck surgery, reconstruction, clinical trials patient-reported outcomes, questionnaires, quality of life (QoL), validated instruments, and patientsâ satisfaction. We screened 1342 papers to collect information about the topic of the paper, sample size, selection criteria, main advantages and disadvantages of the patient-reported outcome used, and if it was used in conjunction with another measure. A total of 54 were eligible, and from them we identified 22 questionnaires. The primary reason for using a questionnaire was its relevance to the focus of the paper, such as xerostomia, pain, or swallowing. To allow the experience of patients to be the focus of the primary outcome in a clinical trial, we recommend that the measures used should be appropriate, reliable, valid, responsive, precise, interpretable, acceptable, and feasible. The trials used validated questionnaires, but the patient-reported outcome measures tended not to be the focus. There is merit in such measures being the primary outcomes in future trials and these should be designed around an explicit hypothesis
The impact of the UK âtwo-week ruleâ on stage-on-diagnosis of oral cancer and the relationship to socio-economic inequalities
Background:Theâtwo-week ruleâ(TWR) fast-track cancer referral system for head and neck cancers was introduced by the UK government in 2000, to facilitate earlier diagnosis. However, little work has compared stage on diagnosis of cancer before and after the implementation of the system.Objectives:â˘Describe the presentation of oral cancer in Merseyside from 1992 to 2012.â˘To evaluate whether stage on presentation has improved after the introduction of the TWR using data from a clinical database in Merseyside 1992â2012.â˘To assess the relationship between stage on presentation and social deprivation 1992â2012.â˘To assess the change in presentation for different sites within the oral cavity.Method and setting:Patients were identified using the Aintree (Liverpool) head and neck oncology database,containing all diagnoses of oral squamous cell carcinoma (SCC) between 1992â2012. Cancers were clinically staged using the American Joint Committee on Cancer (AJCC) stage groupings and divided intoâearlyâ(stage 1 and 2) andâlateâ(stage 3 and 4). Index of Multiple Deprivation (IMD) 2004 data were derived from patient postcodes. Appropriate regression analyses were undertaken.Results:1485 consecutive patients diagnosed were studied. Median (IQR) age was 63 (55â73) years and 61% were male. 36% of cancers were located on anterior 2/3rds tongue, 30% floor of mouth, and 34% elsewhere.âLateâ tumour presentation was 52% (95%CI 46.8â56.4%) for 1992â2000, and 44% (95%CI 41.4â47.5%) for 2001â2012 (P = 0.01).Join point regression analysis ofâlateâpresentation indicated a steady fall 1992â2012, at an annual percentage decrease of 1.27% (95% CIâ2.3 toâ0.2). No statistically significant change in trend was identified either overall or within deprivation groups following the TWR. For patients inâmore deprived' neighbourhoods, âlateâ tumour presentation was: 56% and 47%; inâless deprivedâareas: 48% and 42%, before and after the introduction of the TWR, respectively.Year of diagnosis, tumour site and IMD2004 were significantly associated withâlateâpresentation, and lo-cation of tumour was also associated with time period and IMD2004. Main conclusions:Stage on presentation improved between 1992â2012. Join point analysis showed no significant change in trend following the introduction of the TWR. The rate of improvement was highest for most deprived; nevertheless, deprivation inequality persists and this should be a focus of further initiatives and research
SpliceGrapher: detecting patterns of alternative splicing from RNA-Seq data in the context of gene models and EST data
We propose a method for predicting splice graphs that enhances curated gene models using evidence from RNA-Seq and EST alignments. Results obtained using RNA-Seq experiments in Arabidopsis thaliana show that predictions made by our SpliceGrapher method are more consistent with current gene models than predictions made by TAU and Cufflinks. Furthermore, analysis of plant and human data indicates that the machine learning approach used by SpliceGrapher is useful for discriminating between real and spurious splice sites, and can improve the reliability of detection of alternative splicing. SpliceGrapher is available for download at http://SpliceGrapher.sf.net
Review of HaNDLE-on-QoL: a database of published papers that use questionnaires to report quality of life in patients with cancer of the head and neck
HaNDLE-on-QoL (Head And Neck Database Listing Evidence on QoL) is a searchable database that comprises abstracts of papers that have used questionnaires to report on quality of life (QoL) in patients with cancer of the head and neck. It can be searched by title, first author, year of publication, words used in the abstract, site of cancer, study design, and questionnaires used. The aim of this paper was to summarise its contents. In May 2017 we searched the website using the criteria above. It contained 1498 papers (including 149 reviews), and the number is increasing each year. Most studies concerned a combination of subsites in the head and neck (n = 871); 180 focused specifically on oral sites, and 109 on the larynx. The commonest topics were swallowing (n = 353), speech (n = 299), pain (n = 292), emotions (n = 226), and depression (n = 193). Nearly all the papers concerned function or predictors of health-related QoL (HRQoL), but 98 were clinical or randomised controlled trials. The site included over 250 questionnaires of which the most common were the European Organisation for Research and Treatment of Cancer C30 (EORTC-C30, n = 369), the EORTC-head and neck 35 (EORTC H & N35, n = 353), and the University of Washington Quality of Life (UWQoL) (n = 276). HaNDLE-on-QoL highlights the complexity of QoL after treatment and the diversity and range of the studies. It is a useful point of reference for those involved in clinical practice or research
Free flap donor site during early review consultations: is it really an issue?
Donor site complications, following microvascular free tissue transfer, can limit recovery in patients treated for head and neck cancer, with a curative intent. The Patient Concerns Inventory (PCI-HN) is a prompt list that provides patients with repeated opportunities to raise issues they feel are important and want to discuss. Here, we look at baseline results from a cluster preference randomised control trial with consultants either âusingâ or ânot usingâ the PCI package in clinic to identify patient concerns. UWQOL results were presented from 67 consecutive patients having reconstruction with free tissue transfer and PCI results from 25 of these patients in the PCI arm of the trial. During early review consultations patients most wanted to discuss issues related to dental health, dry mouth, and chewing. Donor site morbidity, in our patient sample, did not appear to be an issue that patients wanted to discuss
Genome-wide analysis of alternative splicing in Chlamydomonas reinhardtii
<p>Abstract</p> <p>Background</p> <p>Genome-wide computational analysis of alternative splicing (AS) in several flowering plants has revealed that pre-mRNAs from about 30% of genes undergo AS. <it>Chlamydomonas</it>, a simple unicellular green alga, is part of the lineage that includes land plants. However, it diverged from land plants about one billion years ago. Hence, it serves as a good model system to study alternative splicing in early photosynthetic eukaryotes, to obtain insights into the evolution of this process in plants, and to compare splicing in simple unicellular photosynthetic and non-photosynthetic eukaryotes. We performed a global analysis of alternative splicing in <it>Chlamydomonas reinhardtii </it>using its recently completed genome sequence and all available ESTs and cDNAs.</p> <p>Results</p> <p>Our analysis of AS using BLAT and a modified version of the Sircah tool revealed AS of 498 transcriptional units with 611 events, representing about 3% of the total number of genes. As in land plants, intron retention is the most prevalent form of AS. Retained introns and skipped exons tend to be shorter than their counterparts in constitutively spliced genes. The splice site signals in all types of AS events are weaker than those in constitutively spliced genes. Furthermore, in alternatively spliced genes, the prevalent splice form has a stronger splice site signal than the non-prevalent form. Analysis of constitutively spliced introns revealed an over-abundance of motifs with simple repetitive elements in comparison to introns involved in intron retention. In almost all cases, AS results in a truncated ORF, leading to a coding sequence that is around 50% shorter than the prevalent splice form. Using RT-PCR we verified AS of two genes and show that they produce more isoforms than indicated by EST data. All cDNA/EST alignments and splice graphs are provided in a website at <url>http://combi.cs.colostate.edu/as/chlamy</url>.</p> <p>Conclusions</p> <p>The extent of AS in <it>Chlamydomonas </it>that we observed is much smaller than observed in land plants, but is much higher than in simple unicellular heterotrophic eukaryotes. The percentage of different alternative splicing events is similar to flowering plants. Prevalence of constitutive and alternative splicing in <it>Chlamydomonas</it>, together with its simplicity, many available public resources, and well developed genetic and molecular tools for this organism make it an excellent model system to elucidate the mechanisms involved in regulated splicing in photosynthetic eukaryotes.</p
Improving quality of life through the routine use of the Patient Concerns Inventory for head and neck cancer patients: a cluster preference randomized controlled trial
This trial is funded by the RfPB on behalf of the NIHR (PB-PG-0215-36047).Background: The consequences of treatment for Head and Neck cancer (HNC) patients has profound detrimental impacts such as impaired QOL, emotional distress, delayed recovery and frequent use of healthcare. The aim of this trial is to determine if the routine use of the Patients Concerns Inventory (PCI) package in review clinics during the first year following treatment can improve overall quality of life, reduce the social-emotional impact of cancer and reduce levels of distress. Furthermore, we aim to describe the economic costs and benefits of using the PCI. Methods: This will be a cluster preference randomised control trial with consultants either âusingâ or ânot usingâ the PCI package at clinic. It will involve two centres Leeds and Liverpool. 416 eligible patients from at least 10 consultant clusters are required to show a clinically meaningful difference in the primary outcome. The primary outcome is the percentage of participants with less than good overall quality of life at the final one-year clinic as measured by the University of Washington QOL questionnaire version 4 (UWQOLv4). Secondary outcomes at one-year are the mean social-emotional subscale (UWQOLv4) score, Distress Thermometer (DT) scoreââĽâ4, and key health economic measures (QALY-EQ-5D-5 L; CSRI). Discussion: This trial will provide knowledge on the effectiveness of a consultation intervention package based around the PCI used at routine follow-up clinics following treatment of head and neck cancer with curative intent. If this intervention is (cost) effective for patients, the next step will be to promote wider use of this approach as standard care in clinical practice. Trial registration: 32,382. Clinical Trials Identifier, NCT03086629. Protocol: Version 3.0, 1st July 2017.Publisher PDFPeer reviewe
Pilot of the Patient Concerns Inventory - Ward Discharge in Patients following major reconstructive surgery for head and neck cancer
Planning discharge from hospital following microvascular free-tissue surgery can be complex and challenging. Planning involves the patient, carers, and multiple health professionals. Poor communication and expectations can delay discharge or give a suboptimal discharge process. It was hypothesised that prompt-list modelled along the principals of the Patient Concerns Inventory (PCI) could be help in discharge planning. The aim of this study was to define the items and format of a PCI-Ward Discharge (PCI-WD) and undertake a small pilot. Items appropriate for the PCI-WD were formulated through discussion with patients, carers, ward staff, Head and Neck Clinical Nurse Specialists, and clinicians. The pilot took place over three months from December 2019 through to February 2020. Audit approval was given by the hospital Audit Department. The PCI-WD comprises 43 items. Items from existing PCIs for use at diagnosis and follow-up consultations were reduced in number and 38 new or modified items added; six treatment related, five social care and social well-being, four psychological, emotional, and spiritual well-being, seven physical and functional well-being, and 16 discharge related. The pilot involved 14 free-tissue transfer patients, seven male, seven female, with an age range of 57 to 87 and a mean age of 72. Eight PCI-WD were returned. PCI-WD items identified most frequently were 'surgery site other than head/neck', 'when do I come back to hospital', 'dental check-up/oral health care' and 'diet/eating'. Early findings suggest that PCI-WD could be a useful tool in aiding the discharge process. Further evaluation is required
How much of a problem is too much saliva for patients following head and neck cancer
The aim of this paper is to report the clinical characteristic of those patients reporting âI have too much salivaâ following treatment for head and neck cancer. As a new addition to the saliva question of the University of Washington quality of life questionnaire (UW-QoL), another aim is to make recommendations on how this new option should be scored and handled. Patients treated with curative intent were recruited between April 2017 and October 2019. Assessment was at the first baseline clinic a median (IQR) of 194 (125â249) days after diagnosis and 103 (71â162) days after the end of treatment. Patients completed the modified UW-QoL version 4, the Patient Concerns Inventory (PCI), Distress Thermometer, and the EQ-5D-5L. In 288 patients, saliva was of normal consistency for 80 (28%), less than normal but enough for 57 (20%), too little for 91 (32%), too much for 45 (16%), and there was no saliva at all for 15 (5%). Of patients with too much saliva, two-thirds (31/45, 69%) had tumours located in the oral cavity and 18/40 (45%) had the highest rates of free flap use during surgery. Salivation response was associated strongly with the other measures of health-related quality of life (HRQoL) and the PCI. Of those with too much saliva their results were similar to or worse than those with too little or no saliva at all. In conclusion, having too much saliva is relatively less frequently reported but is an important HRQoL consideration. Its scoring in the UW-QoL should be at a level similar to that of too little saliva
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