Physician and Sportsmedicine最新文献

{"title":"Gender trends at the annual meetings of two major Japanese societies of sports medicine: a 17-year summary of annual meeting moderators and speakers.","authors":"Aguri Kamitani, Yuka Tsukahara, Katherine H Rizzone","doi":"10.1080/00913847.2025.2477978","DOIUrl":"10.1080/00913847.2025.2477978","url":null,"abstract":"<p><strong>Objectives: </strong>To assess for gender disparity among invited moderators and speakers at two major sports medicine conferences in Japan.</p><p><strong>Methods: </strong>The moderators and invited speakers of the Japanese Society of Clinical Sports Medicine (JSCSM) (2008-2023) and the Japanese Orthopaedic Society for Sports Medicine (JOSSM) (2007-2023) were categorized by gender. Gender was determined by searching the Ministry of Health, Labor, and Welfare physician website and then confirmed using a Google search. Fisher's exact tests were used to evaluate the gender distribution. Cochran-Armitage trend tests were used to evaluate changes in gender distribution over time.</p><p><strong>Results: </strong>In the past 17 years, neither JSCSM or JOSSM had a woman moderator or speaker in Program Chair's lectures. Between 2018 and 2023, the number of women moderators (<i>n</i> = 59) at JSCSM conference was 1.41% of the total women members (<i>n</i> = 4177), which is significantly lower than 2.22% men moderators (<i>n</i> = 544) out of total men membership (<i>n</i> = 24397), (<i>p</i> < .001). Between 2007 and 2023, the number of women moderators (<i>n</i> = 28) at JOSSM was 1.82% of the total women members (<i>n</i> = 1536), which is significantly lower than 5.91% men who were moderators (<i>n</i> = 1809) out of the total membership of men (<i>n</i> = 30595), (<i>p</i> < 0.001). Since 2008, there was an 11.4% increase in women moderators at JSCSM conferences (1.9% in 2008 to 13.3% in 2023, p-value for trend < 0.001), with a more modest increase of 2.3% at JOSSM conferences (0% in 2007 to 2.3% in 2023, p-value for trend < 0.001). There were similar increases in women invited speakers for JSCSM (14.1% in 2008 to 16.9% in 2023, p-value for trend = 0.001) and for JOSSM (1.2% in 2007 to 3.7% in 2023, p-value for trend = 0.04).</p><p><strong>Conclusion: </strong>Although both Japanese orthopedic sports medical societies showed increasing trends in the percentage of women in prominent speaking roles, women speakers and moderators are still rare at the Japanese sports conferences.</p>","PeriodicalId":51268,"journal":{"name":"Physician and Sportsmedicine","volume":" ","pages":"1-6"},"PeriodicalIF":1.9,"publicationDate":"2025-03-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143588069","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The effect of menstrual cycle phase changes on error scores in sportive movements in female athletes.","authors":"Esma Arslan, Sabriye Ercan","doi":"10.1080/00913847.2025.2477977","DOIUrl":"10.1080/00913847.2025.2477977","url":null,"abstract":"<p><strong>Objectives: </strong>There are complex relationships between hormonal fluctuations associated with the menstrual cycle and various health and sports performance aspects. This study aimed to determine to what extent different menstrual cycle phases associated with a change in error scores in jumping and cutting movements, flexibility, and knee joint laxity values in female athletes.</p><p><strong>Methods: </strong>Participants were evaluated in the menstruation and ovulation phases of the menstrual cycle. Blood tests were performed from venous blood drawn between 8:00 and 8:30 am, after 12 hours of fasting. LH, FSH, estrogen, and progesterone hormone tests were conducted once during the menstruation phase and once during the ovulation phase. Landing Error Scoring System (LESS), Cutting Movement Assessment Score (CMAS), flexibility, and laxity were taken on the participants. The t-test and the Wilcoxon test were applied to analyze continuous variables. The McNemar test was used to examine categorical variables. The study was completed with 22 female athletes aged 20.45 ± 0.54 years. Participants comprised volleyball (<i>n</i> = 14, 63.6%) and handball (<i>n</i> = 8, 36.4%) athletes. Mean height 167.82 ± 1.52 cm, body weight 56.11 ± 1.43 kg, BMI 19.88 ± 0.33 kg/m², menarche age 12,95 ± 1,21 menstruation duration 5,77 ± 0,75 (range: 4-7) days, menstrual cycle length was 29,32 ± 2,91 (range: 23-35) days, and the number of menstrual cycles in a year is 12,09 ± 0,25 (range: 10-15).</p><p><strong>Results: </strong>As a result of the study, estradiol, LH, progesterone, and both knees' laxity values showed a statistically significant increase in the ovulation phase (<i>p</i> < 0.05). No statistically significant difference was observed between the phases in the flexibility test (<i>p</i> > 0.05). When the results of LESS and CMAS were examined, it was found that participants' total error scores and risk categories did not show a statistically significant difference between the phases (<i>p</i> > 0.05).</p><p><strong>Conclusion: </strong>LESS and CMAS analyses can be conducted and evaluated in both phases of the menstrual cycle, as it has been observed that the analyses yielded similar results in both phases.</p>","PeriodicalId":51268,"journal":{"name":"Physician and Sportsmedicine","volume":" ","pages":"1-7"},"PeriodicalIF":1.9,"publicationDate":"2025-03-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143588072","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Problem gambling among elite ice hockey players in Sweden - elevated prevalence among male, but not female athletes.","authors":"Anders Håkansson, Mitchell J Andersson, Emma Claesdotter-Knutsson, Göran Kenttä","doi":"10.1080/00913847.2025.2473874","DOIUrl":"10.1080/00913847.2025.2473874","url":null,"abstract":"<p><strong>Objectives: </strong>An emerging body of research reveals a heightened risk of gambling problems among elite athletes, particularly among males, but these studies often suffer from small sample sizes and lack diverse representation across sports and groups. This study aimed to investigate gambling problems and their correlates among elite male and female ice hockey players in Sweden's top leagues.</p><p><strong>Methods: </strong>During the labor union's on-site visits to Swedish ice hockey clubs in the top two tiers for males and the top tier for females, a web-based survey was conducted. Players were screened for gambling problems using the Problem Gambling Severity Index, and for depression, anxiety, and hazardous drinking using other standardized instruments. Estimated study participation was 75-80%.</p><p><strong>Results: </strong>Among male athletes, 12% met the criteria for moderate-risk or problem gambling, while none of the females met this threshold. Approximately 24% of male and 2% of female participants reported any degree of at-risk gambling. In males, gambling problems were strongly associated with depressive and anxiety symptoms and with hazardous alcohol consumption.</p><p><strong>Conclusion: </strong>Gambling problems are 3-4 times more prevalent among elite male ice hockey players compared to young men in the general population. The authors discuss the associated mental health consequences, vulnerability to match-fixing-related fraud, and the need for preventive measures and easy access to treatment.</p>","PeriodicalId":51268,"journal":{"name":"Physician and Sportsmedicine","volume":" ","pages":"1-6"},"PeriodicalIF":1.9,"publicationDate":"2025-03-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143525157","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The relationship between physical features and patellofemoral-pain in young female gymnasts.","authors":"Nili Steinberg, Liav Elbaz, Shelly Bar-Sela, Smadar Peleg, Alon Eliakim, Dan Nemet, Gali Dar","doi":"10.1080/00913847.2025.2472741","DOIUrl":"10.1080/00913847.2025.2472741","url":null,"abstract":"<p><strong>Background: </strong>Patellofemoral pain (PFP) is prevalent in high impact athletes.</p><p><strong>Objectives: </strong>To evaluate the prevalence of PFP and examine relationships between physical attributes and PFP in gymnasts.</p><p><strong>Methods: </strong>Data collection included the screening of 274 female gymnasts (aged <i>M</i> = 11.8 ± 1.9 years) from three disciplines - rhythmic, acrobatic, and artistic gymnastics. The participants completed Tanner's pubertal stage questionnaire and reported their date of birth and menarche status. They were then assessed for anthropometric measures, bone density, muscle strength, joint range of motion (ROM), hypermobility, and were physically examined for PFP.</p><p><strong>Results: </strong>A total of 21.5% of the gymnasts had PFP, with a significantly higher prevalence among artistic gymnasts (33.3%) compared to acrobatic gymnasts (11.7%) (<i>p</i> = .008). No significant differences were seen in the age, menarche status, and pubertal stages of gymnasts with and without PFP (<i>p</i> > .05). H/week of training during the current year differed significantly between gymnasts with and without PFP by discipline (PFP X discipline interaction) (F_{(2, 267)} = 3.647, <i>p</i> = 0.027). Logistic regressions showed that decreased tibial bone density (OR = 0.996), increased en-pointe ROM (OR = 1.061), and reduced muscle-strength (knee extensors [OR = 0.003] and hip abductors [OR = 0.001]) were significantly associated with PFP.</p><p><strong>Conclusions: </strong>A high prevalence of PFP was seen, especially among artistic gymnasts. Decreased bone density, increased ankle ROM, and decreased knee and hip muscle strength were associated with PFP in young gymnasts. These findings suggest modifying risk factors, such as strength and loads, during the training of young female gymnasts. Moreover, physical features and other factors that may be related to PFP should be screened from a young age. Developing and implementing training programs and injury-prevention exercises is important to decrease loads and strains to the knees, while reducing the chance of knee pain or injuries in young female gymnasts.</p>","PeriodicalId":51268,"journal":{"name":"Physician and Sportsmedicine","volume":" ","pages":"1-10"},"PeriodicalIF":1.9,"publicationDate":"2025-03-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143531849","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Injury differences between youth male and female American football players.","authors":"David Mikhail, Dai Sugimoto, Meena Tadros, Robert Van Pelt, Luke Radel, David Soma, Sophia Ulman, Shane Miller, Jacob Jones","doi":"10.1080/00913847.2025.2468632","DOIUrl":"https://doi.org/10.1080/00913847.2025.2468632","url":null,"abstract":"<p><strong>Objectives: </strong>American football continues to be a popular and rapidly growing sport among both males and females, with relatively little research concerning injuries for the latter - especially in the youth population. The current study aims to evaluate the differences in the epidemiology of injured body parts and injury diagnoses between youth male and female American football players.</p><p><strong>Methods: </strong>Injury data for male and female American football players were collected over a 10- year period from the National Electronic Injury Surveillance System (NEISS) and retrospectively reviewed. Patients between ages 4 and 18 years with a medical injury/condition related to American football were included. Descriptive analyses were performed for all data including injured body parts, injury diagnoses and setting, demographics, and medical disposition. Odds ratio (OR), 95% CI, and p-values (<i>p</i> < 0.05) were used for the statistical significance between the two groups.</p><p><strong>Results: </strong>A total of 82,174 American football injuries were found in the NEISS dataset, 95.0% of which were male with a mean age of 13.0 ± 2.9 years. The most injured body parts were the head (17.7%), finger (13.8%), knee (9.2%), shoulder (8.7%), and ankle (8.0%). The most prevalent injury diagnoses were fractures (24.5%), sprains/strains (22.7%), contusions/bruises (12.2%), concussions (9.8%), and internal injuries (7.1%). Males were more likely to suffer head (OR = 1.32, <i>p</i> < 0.001), knee (OR = 1.23, <i>p</i> < 0.001) and shoulder (OR = 2.19, <i>p</i> < 0.001) injuries and females suffered more finger (OR = 3.22, <i>p</i> < 0.001) and ankle (OR = 1.25, <i>p</i> < 0.001) injuries. Males were more likely to suffer concussions (OR = 1.50, <i>p</i> < 0.001) whereas females sustained more sprains/strains (OR = 1.32, <i>p</i> < 0.001).</p><p><strong>Conclusion: </strong>Youth male American football players had a greater likelihood of sustaining concussions and head, knee, and shoulder injuries, whereas females were more likely to have sprains/strains, finger, and ankle injuries. Future studies are warranted to further explore how these differences may be attributed to play style and sex-based physiologic and development differences.</p>","PeriodicalId":51268,"journal":{"name":"Physician and Sportsmedicine","volume":" ","pages":"1-8"},"PeriodicalIF":1.9,"publicationDate":"2025-02-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143494599","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Concussion knowledge, attitudes, and behaviors: a comparison study of youth athletes and their parents.","authors":"Summer D Ott, Sukhnandan K Cheema, Holden Axel, Seema S Aggarwal, Natalie R Parks, Nikhil Gattu, Philip Schatz","doi":"10.1080/00913847.2025.2470608","DOIUrl":"10.1080/00913847.2025.2470608","url":null,"abstract":"<p><strong>Objective: </strong>Given the rising participation in high school athletics and the concerning trend of underreporting concussions, this study aims to identify and compare factors influencing sports-related concussion (SRC) awareness and reporting among youth athletes to their parents.'</p><p><strong>Methods: </strong>Surveys were completed by 239 student-athletes (ages 13-19) and their parents, using a modified Rosenbaum Concussion Knowledge and Attitudes Survey-Student Version (RoCKAS-ST) and demographic questionnaires. Statistical analyses, including paired sample t-tests, ANOVAs, and Spearman's correlations, compared knowledge and attitudes between groups and examined demographic influences.</p><p><strong>Results: </strong>Parents showed significantly higher concussion knowledge (CKI: t(230) = 5.18, <i>p</i> < .001) and safer attitudes (CAI: t(230) = 10.62, <i>p</i> < .001) than their children. Knowledge scores varied significantly by race and socioeconomic status, with White parents scoring higher than Hispanic and African American parents (F(3,224) = 8.97, <i>p</i> < .001). Child knowledge scores also differed by race (F(4,223) = 3.73, <i>p</i> = .006) and correlated positively with parental education (<i>r</i> = .22, <i>p</i> < .001). Notably, a history of concussion significantly increased child knowledge (t(229) = -2.99, <i>p</i> = .002) but did not affect parental knowledge or attitudes.</p><p><strong>Conclusions: </strong>The findings highlight a critical gap in concussion knowledge and attitudes between parents and children, indicating the need for targeted educational interventions. While parents are generally more knowledgeable, variations based on race and socioeconomic status suggest disparities in access to concussion education. The study emphasizes the importance of involving both athletes and parents in educational initiatives to foster a comprehensive understanding of SRCs. Recommendations include developing culturally and socioeconomically tailored programs to enhance reporting behaviors and improve concussion management practices among young athletes.</p>","PeriodicalId":51268,"journal":{"name":"Physician and Sportsmedicine","volume":" ","pages":"1-7"},"PeriodicalIF":1.9,"publicationDate":"2025-02-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143460519","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Non-modifiable and modifiable factors affecting anxiety and depressive symptoms in young athletes.","authors":"Matheus Mesquita Vieira, Lucas Melo Neves, Pedro Victor Felisberto da Silva, Romulo Araújo Fernandes, Rosana Leite da Silva Xavier, Priscila Almeida Queiroz Rossi, Valeria Juday, Andrea Deslandes, Michele Lastella, Fabricio E Rossi","doi":"10.1080/00913847.2025.2466415","DOIUrl":"10.1080/00913847.2025.2466415","url":null,"abstract":"<p><strong>Objectives: </strong>The aim of the present study was to verify the association between non-modifiable (age categories, sex and race/ethnicity) and modifiable (sport modality, socioeconomic, training load, sleep, and eating disorder) factors with anxiety and depressive symptoms in young athletes.</p><p><strong>Methods: </strong>The sample was composed of 168 athletes engaged in national competitions from individual sports [swimming (<i>n</i> = 26) and badminton (<i>n</i> = 53)] and team sports [soccer (<i>n</i> = 28) and handball (<i>n</i> = 61)]. The coaches monitored the training load throughout the training week, and athletes completed self-reported questionnaires to assess sociodemographic data, sleep quality, eating disorders, and symptoms of anxiety and depression on the recovery day after a full week of pre-season training.</p><p><strong>Results: </strong>The prevalence of anxiety and depressive symptoms in young athletes were 14.3% and 25.6%, respectively, and female athletes presented higher rates of anxiety symptoms than males (30.8% vs. 11.3%; <i>p</i> = 0.015). Athletes from individual sports and athletes with 18 years or older showed higher depressive symptoms than younger (32.3% vs. 17.3%; <i>p</i> = 0.021). Athletes from the minority group showed higher depressive symptoms compared to the dominant group (41.9% vs. 20%; <i>p</i> = 0.005). The quality of sleep also influenced both anxiety (β = 5.430 [95%CI: 1.896 to 15.553]) and depressive symptoms (β = 5.292 [95%CI: 2.211 to 12.664)] in young athletes.</p><p><strong>Conclusion: </strong>In short, non-modifiable factors, such as sex and age categories, should be considered when anxiety and depressive symptoms are examined in young athletes. Modifiable factors such as sports modality and sleep quality impact depressive symptoms in this population.</p>","PeriodicalId":51268,"journal":{"name":"Physician and Sportsmedicine","volume":" ","pages":"1-9"},"PeriodicalIF":1.9,"publicationDate":"2025-02-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143400854","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Investigation of lower extremity injuries in men's ice hockey: a 10-year analysis across the COVID-19 era.","authors":"Mary Grace Kelley, Hayley Denwood, Reanna Shah, Avanish Yendluri, Suraj Dhanjani, Ashlyn Fitch, Megan Berube, Xinning Li, Robert L Parisien","doi":"10.1080/00913847.2025.2463873","DOIUrl":"10.1080/00913847.2025.2463873","url":null,"abstract":"<p><strong>Objectives: </strong>Over one-third of icehockey injuries involve the lower extremity (LE). The purpose of this study was to describe epidemiology and mechanism of injury of men's icehockey-related lower extremity injuries treated in US emergency departments from 2013 to 2022.</p><p><strong>Methods: </strong>The National Electronic Injury Surveillance System (NEISS) database was retrospectively queried for LE injuries related to men's ice hockey (product code 1279) from 2013 to 2022. Demographics, injury characteristics, and disposition were recorded. Injury mechanism was summarized from the supplied narrative. National estimates (NE) were calculated using the provided NEISS sample weight. Linear regression was used to evaluate injurytrends.</p><p><strong>Results: </strong>There were 832 cases (NE: 27469) of LE injuries in male ice hockey players from 2013-2022. Linear regression demonstrated increasing LE injuries in the post-COVID period (after the year 2020). The knee (34.7%, NE: 9,533) and ankle (29.4%, NE: 8,089) were most commonly injured. The most frequent injuries for the ankle (35.8%) and knee (30.5%) were strains/sprains. Skating sprains (15.1%, NE: 4,157) and slip and/or falls (14.2%, NE: 3,898) were the most common primary mechanisms of injury. Slip and/or falls (40.8%) and collisions with another player (23.9%) were most common secondarymechanisms of injury.  Slip and/or falls, collisions with another player,and checking commonly injured the knee. There were no significant changes in ininjury incidence at any anatomical location or primary mechanism of injury overthe study period.</p><p><strong>Conclusion: </strong>The knee and ankle were the most common location of lower extremityinjuries in male ice hockey players between 2013-2022. The knee was vulnerable to a variety of primary mechanisms ofinjury, including checking, collisions with other players, and slip and/or falls. Despite implementation of urgent orthopedic carecenters, allowance of additional foot protection, and facility improvements, the rate of post-COVID LE injuries have been increasing.</p>","PeriodicalId":51268,"journal":{"name":"Physician and Sportsmedicine","volume":" ","pages":"1-9"},"PeriodicalIF":1.9,"publicationDate":"2025-02-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143371424","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Differences in athlete's left ventricular morphology by sex and sports discipline categories in elite Japanese athletes.","authors":"Kohei Ashikaga, Tomohiro Manabe, Anna Tomori, Naoya Endo, Kazuyuki Kamahara","doi":"10.1080/00913847.2025.2463320","DOIUrl":"10.1080/00913847.2025.2463320","url":null,"abstract":"<p><strong>Objectives: </strong>The cardiac morphology of elite athletes is related to sports disciplines and race; however, no studies have examined the effects of sports discipline on East Asian athletes. Therefore, this study aimed to assess left ventricular (LV) remodeling using transthoracic echocardiography in elite Japanese athletes and establish standard values for the indicators of the cardiac morphology of elite athletes in East Asia, considering the influence of body size.</p><p><strong>Methods: </strong>We retrospectively evaluated 1,363 elite Japanese athletes who underwent electrocardiography and transthoracic echocardiography between January 2011 and December 2021. The athletes were assigned to four sports discipline categories (skill, power, mixed, and endurance). We evaluated the differences in LV volume and mass between the groups for each sex.</p><p><strong>Results: </strong>The LV end-diastolic volume (LVEDV) and LV mass indexed to the body surface area (BSA) in the endurance group (LVEDV/BSA: 72.3 ± 11.4 mL/m² in males and 68.7 ± 11.0 mL/m² in females, LV mass/BSA: 121.1 ± 19.1 g/m² in males and 106.5 ± 18.0 g/m² in females) were significantly larger than those of any other groups. Both values were affected by sex, BSA, and endurance sport type, whereas only LV mass was affected by age.</p><p><strong>Conclusion: </strong>Cardiac remodeling is proportional to the sport type, with a significantly greater effect in athletes playing endurance sports. The remodeling is particularly evident in the left ventricle; however, the corresponding remodeling is also observed in other heart chambers. Cardiac remodeling in elite Japanese athletes is similar to that observed in elite athletes of other races, except for the changes in LV wall thickness.</p>","PeriodicalId":51268,"journal":{"name":"Physician and Sportsmedicine","volume":" ","pages":"1-10"},"PeriodicalIF":1.9,"publicationDate":"2025-02-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143191266","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Relationship between medial tibial stress syndrome and the adipose tissue along the posteromedial tibial border and the crural chiasma.","authors":"Takumi Okunuki, Hideaki Nagamoto, Hirofumi Katsutani, Shota Ichikawa, Toshihiro Maemichi, Kazuki Wakamiya, Ryusei Yamaguchi, Yuki Ogawa, Hirofumi Tanaka, Masatomo Matsumoto, Takuma Hoshiba, Yasushi Shinohara, Tsukasa Kumai","doi":"10.1080/00913847.2025.2462979","DOIUrl":"10.1080/00913847.2025.2462979","url":null,"abstract":"<p><strong>Objectives: </strong>Medial tibial stress syndrome (MTSS) is an overuse injury characterized by pain along the posteromedial tibial border. This region contains several soft tissues, including adipose tissue and the tibialis posterior and flexor digitorum longus tendons. However, few studies have investigated whether these tissues exhibit abnormalities in MTSS. This study aimed to use MRI to evaluate abnormalities in the bone marrow or soft tissues of patients with MTSS and those with a history of medial tibial pain.</p><p><strong>Methods: </strong>Eighteen patients with MTSS, 20 uninjured athletes, and 17 individuals with a history of medial tibial pain underwent T1-weighted, T2-weighted, and short T1 inversion recovery imaging. The presence of bone marrow, periosteal, and peritendinous edema and abnormalities in the adipose tissue along the posteromedial tibial border were evaluated. Fisher's exact test was applied to determine the relationship between abnormalities and clinical status.</p><p><strong>Results: </strong>Patients with MTSS exhibited abnormalities in the adipose tissue (27.3%), peritendinous edema (22.7%), bone marrow edema (22.7%), and periosteal edema (59.1%). However, the incidence of these abnormalities showed no statistically significant differences between the three groups. Athletes showed abnormalities in the bone marrow, periosteum or soft tissues, regardless of their clinical status.</p><p><strong>Conclusion: </strong>Various tissues, including the adipose tissue and peritendon along the posteromedial tibial border, may contribute to MTSS, highlighting its complex pathology. Imaging assessments are important for diagnosing MTSS and should complement physical examination and evaluation of the patient's history.</p>","PeriodicalId":51268,"journal":{"name":"Physician and Sportsmedicine","volume":" ","pages":"1-10"},"PeriodicalIF":1.9,"publicationDate":"2025-02-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143081954","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}