Publications by authors named "Richmond H"

Background: Nevus of Ota (NOTA) is a dermal melanocytosis acquired in early childhood or pregnancy. Given their color variability, NOTA often require a combination of wavelengths for successful treatment. Quality-switched lasers have consistently shown efficacy in targeting dermal pigment, while picosecond lasers (PSLs) are an emerging technology for pigmentary disorders.

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  • Café-au-lait macules (CALMs) are benign brown birthmarks that can cause cosmetic distress, especially in skin of color patients, and the 730-nm picosecond titanium sapphire laser offers a new treatment option for these lesions.
  • A retrospective study was conducted on 14 patients, with an average age of 27.4 years, showing a 26%-50% improvement in their CALMs after about 4.3 treatment sessions, with some achieving full clearance.
  • Despite overall positive outcomes, challenges included varying effectiveness based on CALM subtype and the potential for recurrence or transient pigmentation issues following treatment.
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Surveillance data for Ancylostoma spp. and the A. caninum benzimidazole treatment resistance associated F167Y polymorphism using molecular diagnostics was obtained in a large population of dogs from the United States and Canada.

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Objective: Describe the ear and hearing outcomes in Aboriginal infants in an Australian urban area.

Design: Aboriginal infants enrolled in the prospective cohort study had ear health screenings at ages 2-4, 6-8 and 12-18 months and audiological assessment at ∼12 months of age. Sociodemographic, environmental characteristics, otoscopy, otoacoustic emissions, tympanometry and visual reinforcement audiometry data were collected.

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Background: For decades, zinc sulfate centrifugal fecal flotation microscopy (ZCF) has been the mainstay technique for gastrointestinal (GI) parasite screening at veterinary clinics and laboratories. Elsewhere, PCR has replaced microscopy because of generally increased sensitivity and detection capabilities; however, until recently it has been unavailable commercially. Therefore, the primary aim of this study was to compare the performance of real-time PCR (qPCR) and ZCF for fecal parasite screening.

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Aim: Australian Aboriginal and/or Torres Strait Islander children in rural/remote areas suffer high rates of persistent otitis media (OM) from early infancy. We aimed to determine the proportion of Aboriginal infants living in an urban area who have OM and investigate associated risk factors.

Methods: Between 2017 and 2020, the Djaalinj Waakinj cohort study enrolled 125 Aboriginal infants at 0-12 weeks of age in the Perth South Metropolitan region, Western Australia.

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  • Becker's nevus is a benign skin condition that involves hyperpigmentation and excessive hair growth, often requiring cosmetic treatment.
  • This study analyzed 12 patients treated with a combination of non-ablative laser resurfacing and laser hair removal from 2016 to 2021, showing significant improvement in skin appearance.
  • The results indicate that this combined treatment is effective and safe for reducing symptoms of Becker's nevus, especially for patients with darker skin types (V and VI).
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  • * This study involved 10 Black patients with Fitzpatrick skin types V and VI, who underwent an average of 4.7 laser treatments with QS Nd:YAG laser, showing an improvement of 51%-75% post-treatment evaluated by dermatologists.
  • * The findings suggest that QS Nd:YAG laser therapy is effective and safe for treating Nevus of Ota in darker skin types, and that combination treatments can enhance results when improvements plateau.
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Objective: To examine the racial difference and trends in cigarette smoking among adolescents from 1999 to 2018.

Methods: We analyzed the data of 10,760 adolescents aged 12-19 who participated in the National Health and Nutrition Examination Surveys (NHANES), 1999-2018. Current tobacco smoking (CTS) was defined as participants with serum cotinine ≥10 ng/mL.

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Background: Upper limb problems are common after breast cancer treatment.

Objectives: To investigate the clinical effectiveness and cost-effectiveness of a structured exercise programme compared with usual care on upper limb function, health-related outcomes and costs in women undergoing breast cancer surgery.

Design: This was a two-arm, pragmatic, randomised controlled trial with embedded qualitative research, process evaluation and parallel economic analysis; the unit of randomisation was the individual (allocated ratio 1 : 1).

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The purpose of this study was to determine current physiotherapy practice for managing chronic low back pain (LBP). We administered a cross-sectional survey to all physiotherapists working in Eastern Health (EH) Regional Health Authority, Newfoundland and Labrador, by email. To ascertain how physiotherapists assessed and treated patients with LBP, the survey included multiple-choice and open-ended questions, along with case vignettes.

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Background: The champion model is increasingly being adopted to improve uptake of guideline-based care in long-term care (LTC). Studies suggest that an on-site champion may improve the quality of care residents' health outcomes. This review assessed the effectiveness of the champion on staff adherence to guidelines and subsequent resident outcomes in LTC homes.

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  • Imaging rates for low back pain have increased over the past 20 years despite guidelines suggesting otherwise, and previous efforts to reduce unnecessary imaging have shown limited success.
  • A systematic search identified 38 studies across six countries, focusing on physician behavior modification to lessen low back pain imaging, utilizing various behavior change techniques (BCTs).
  • The most common BCTs included instructional methods, credible sources for information, feedback on ordering practices, and prompts or cues, indicating a need for effective strategies in altering physician behavior regarding imaging orders.
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The Nepali population is among those most vulnerable to the health impacts of climate change. We conducted a systematic literature review to document the health effects of climate change in Nepal and identify knowledge gaps by examining vulnerability categories related to health. Three databases were searched for journal articles that addressed health and vulnerability related to climate change in Nepal from 2010 onwards.

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Objectives: To explore the experiences of women with breast cancer taking part in an early physiotherapy-led exercise intervention compared with the experiences of those receiving usual care. To understand physiotherapists' experience of delivering the trial intervention. To explore acceptability of the intervention and issues related to the implementation of the Prevention Of Shoulder Problems (PROSPER) programme from participant and physiotherapist perspective.

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Health-related behavior change refers to a body of behavior change strategies that aim to align people's behavior with advances in evidence-based knowledge and decision-making. However, human behavior is complex, and changing it often requires a combination of strategies to be effective. The challenge is in choosing the combination of strategies that will work best.

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Background: Low back pain (LBP) is one of the most common reasons for seeking health care and is costly to the health care system. Recent evidence has shown that LBP care provided by many providers is divergent from guidelines and one reason may be patient's beliefs and expectations about treatment. Thus, examining the nature of patient beliefs and expectations regarding low back pain treatment will help coordinate efforts to improve consistency and quality of care.

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Journalists play a crucial role in the dissemination of health-related information. In developing countries, such as Nepal, the media are integral in shaping the national agenda and informing the public of important health issues. With an increasing need for a collaborative effort to attain optimal health for people, animals, and the environment, the One Health approach was used to characterize health reporting in Nepal.

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Background: The COVID-19 pandemic affects population groups differently, worsening existing social, economic, and health inequities.

Purpose: This study examined 159 counties within Georgia to identify community characteristics associated with county-level COVID-19 case, hospitalization, and death rates.

Methods: Data from the 2020 County Health Rankings, the 2010 US Census, and the Georgia Department of Public Health COVID-19 Daily Status Report were linked using county Federal Information Processing Standard codes and evaluated through multivariable linear regression models.

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Introduction: There is global recognition that low back pain (LBP) should be managed with a biopsychosocial approach. Previous implementation of this approach resulted in low uptake and highlighted the need for ongoing support. This study aims to explore the feasibility of (i) training and using a champion to support implementation, (ii) using a cluster randomised controlled trial (RCT), (iii) collecting patient reported outcome measures in a Canadian public healthcare setting and to identify contextual barriers to implementation.

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Systemic inequity concerning the social determinants of health has been known to affect morbidity and mortality for decades. Significant attention has focused on the individual-level demographic and co-morbid factors associated with rates and mortality of COVID-19. However, less attention has been given to the county-level social determinants of health that are the main drivers of health inequities.

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Objectives: 1) Evaluate implementation of the Back Skills Training (BeST) programme, a group cognitive behavioural approach for patients with low back pain (LBP) developed for a clinical trial, into the National Health Service (NHS) in the United Kingdom; 2) Compare patient outcomes with the BeST Trial results.

Design: Two stage observational cohort implementation study.

Participants: Stage 1: NHS Clinicians enrolled in BeST online training.

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Investigation of niche specialization in microbial communities is important in assessing consequences of environmental change for ecosystem processes. Ammonia oxidizing bacteria (AOB) and archaea (AOA) present a convenient model for studying niche specialization. They coexist in most soils and effects of soil characteristics on their relative abundances have been studied extensively.

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