Κυριακή 9 Οκτωβρίου 2022

Feasibility of clinical evaluation of individuals with increased risk for HPV‐associated oropharynx cancer

alexandrossfakianakis shared this article with you from Inoreader

Abstract

Background

Human papillomavirus-associated oropharynx squamous cell carcinoma (HPV-OPSCC) has no known pre-malignant lesion. While vaccination offers future primary prevention, there is current interest in secondary prevention. The feasibility of clinical evaluation of individuals at increased risk for HPV-OPSCC is unclear.

Methods

Individuals with risk factors for HPV-OPSCC were enrolled in a prospective study (MOUTH). Participants positive for biomarkers associated with HPV-OPSCC were eligible for a clinical evaluation which comprised a head and neck examination and imaging with ultrasound and/or magnetic resonance imaging (MRI). This study was designed to evaluate feasibility of clinical evaluation in a screening study.

Results

Three hundred and eighty-four participants were eligible for clinical evaluation. Of the 384, 204 (53%) completed a head and neck examination or imaging. Of these, 66 (32%) completed MRI (n = 51) and/or ultrasound (n = 64) studies.

Conclusions

Clinical evaluations, including head and neck examination and imaging, are feasible in the context of a screening study for HPV-OPSCC.

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‘Like ships in the night’: A qualitative investigation of the impact of childhood cancer on parents’ emotional and sexual intimacy

alexandrossfakianakis shared this article with you from Inoreader

Abstract

Background

Childhood cancer is highly distressing for families and can place strain on parents' relationships. Parental functioning and cohesiveness are important predictors of family functioning and adaptation to stress. This qualitative study investigated the perceived impact of childhood cancer on parents' relationship with their partner, with a focus on emotional and sexual intimacy.

Methods

We conducted semi-structured interviews with 48 parents (42 mothers, six fathers) of children under the age of 18 who had completed curative cancer treatment. We analysed the interviews using thematic analysis.

Results

At interview, parents were on average 40.7 years old (SD = 5.5, range: 29–55 years), and had a child who had completed cancer treatment between 3 months and 10.8 years previously (M = 22.1 months). All participants were living with their partner in a married/de facto relationship. Most parents reported that their child's cancer treatment had a negative impact on emotional and sexual intimacy with their partner, with some impacts extending to the post-treatment period. Reasons for compromised intimacy included exhaustion and physical constraints, having a shifted focus, and discord arising from different coping styles. Some parents reported that their relationship strengthened. Parents also discussed the impact of additional stressors unrelated to the child's cancer experience.

Conclusions

Parents reported that childhood cancer had a negative impact on aspects of emotional and sexual intimacy, although relationship strengthening was also evident. It is important to identify and offer support to couples who experience ongoing relationship stress, which may have adverse effects on family functioning and psychological wellbeing into survivorship.

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Automated Detection of Smiles as Discrete Episodes

alexandrossfakianakis shared this article with you from Inoreader

Abstract

Background

Patients seeking restorative and orthodontic treatment expect an improvement in their smiles and oral health-related quality of life. Nonetheless, the qualitative and quantitative characteristics of dynamic smiles are yet to be understood.

Objective

To develop, validate, and introduce open-access software for automated analysis of smiles in terms of their frequency, genuineness, duration, and intensity.

Materials and Methods

A software script was developed using the Facial Action Coding System (FACS) and artificial intelligence to assess activations of (1) cheek raiser, a marker of smile genuineness; (2) lip corner puller, a marker of smile intensity; and (3) perioral lip muscles, a marker of lips apart. Thirty study participants were asked to view a series of amusing videos. A full-face video was recorded using a webcam. The onset and cessation of smile episodes were identified by two examiners trained with FACS coding. A Receiver Operating Characteristic (ROC) curve was then used to assess detection accuracy and optimise thresholding. The videos of participants were then analysed off-line to automatedly assess the features of smiles.

Results

The area under the ROC curve for smile detection was 0.94, with a sensitivity of 82.9% and a specificity of 89.7%. The software correctly identified 90.0% of smile episodes. While watching the amusing videos, study participants smiled 1.6 (±0.8) times per minute.

Conclusions

Features of smiles such as frequency, duration, genuineness, and intensity can be automatedly assessed with an acceptable level of accuracy. The software can be used to investigate the impact of oral conditions and their rehabilitation on smiles.

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Effectiveness of pulpotomy compared with root canal treatment in managing non‐traumatic pulpitis associated with spontaneous pain: A systematic review and meta‐analysis

alexandrossfakianakis shared this article with you from Inoreader

Abstract

Abstract

Background

Pulpitis characterized by spontaneous pain can result in debilitating pain. Dogma has existed to offer only have two treatment options, namely, root canal treatment (RCT) or extraction although, pulpotomy has always remained a potential treatment modality.

Objective

This review aimed to answer the following research question: "Does pulpotomy (partial or full)(I) result in better patient and clinical reported outcomes (O), compared to RCT (C) in permanent teeth with pulpitis characterized by spontaneous pain (P) evaluated at various time intervals? (T).

Methods

Two authors independently performed study selection, data extraction and risk of bias assessment. The literature search was conducted in the following electronic databases: Clarivate Analytics' Web of Science, Scopus, PubMed, and Cochrane Central Register of Controlled Trials. English language clinical trials comparing the patient and clinical reported outcomes between RCT and pulpotomy were included. The meta-analysis was performed on a fixed-effect model and the quality of evidence assessed by the Grading of Recommendations, Assessment, Development and Evaluations (GRADE) approach.

Results

Two randomised clinical trials, were included. Among two trials, one has published four reports at different time points involving same cohorts. The meta-analysis revealed no difference in postoperative pain (Day 7) between RCT and pulpotomy (OR= 0.99,95% CI 0.63 – 1.55,I2=0%) and quality of evidence was graded as "High". Clinical success was high at year 1, 98% for both interventions, however decreased over time to 78.1% (pulpotomy) and 75.3% (RCT) at 5 years.

Discussion

Pulpotomy is a definitive treatment modality that is as effective as RCT . This could have a significant impact on treatment of such patients affording the advantages of retaining a vital pulp and preventing the need for RCT.

Conclusion

This review could only include two trials, hence there is insufficient evidence to draw robust conclusions. The clinical data accumulated so far suggests no difference in pain between RCT and pulpotomy at day 7 postoperatively and a single randomised control trial suggests that the clinical success rate for both treatment modalities is similar long term. There is a need for more well-designed trials by different research groups to develop a stronger evidence base in this area.

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