Publications by authors named "Ivy Gardner"

Background: Synchronous colorectal liver metastases may be managed with primary-first, simultaneous, or liver-first resection. Relative oncologic outcomes based on treatment sequencing are understudied.

Objective: This study aimed to assess oncologic survival outcomes in patients with synchronous colorectal liver metastases managed with each of the 3 treatment strategies, with respect to early or delayed removal of the primary tumor.

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Background: Microbial dysbiosis has been closely linked with colorectal cancer development. However, data is limited regarding the relationship of the mucosal microbiome, adenomatous polyps and dietary habits. Understanding these associations may elucidate pathways for risk stratification according to diet.

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Objective: We aimed to examine associations between the oral, fecal, and mucosal microbiome communities and adenoma formation.

Summary Background Data: Data are limited regarding the relationships between microbiota and preneoplastic colorectal lesions.

Methods: Individuals undergoing screening colonoscopy were prospectively enrolled and divided into adenoma and nonadenoma formers.

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Chest binding or 'binding' is a practice used by many trans and nonbinary people assigned a female sex at birth to achieve a flatter chest contour and affirm their gender. Binding allows individuals to affirm their gender in a temporary, reversible way. While many individuals who bind report negative physical symptoms, binding also often carries significant benefits for mental health and safety.

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Despite a decrease in the prevalence of colorectal cancer (CRC) over the last 40 y, the prevalence of CRC in people under 50 y old is increasing around the globe. Early onset (≤50 y old) and late onset (≥65 y old) CRC appear to have differences in their clinicopathological and genetic features, but it is unclear if there are differences in the tumor microenvironment. We hypothesized that the immune microenvironment of early onset CRC is distinct from late onset CRC and promotes tumor progression.

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Background And Objectives: Most transgender individuals assigned female at birth use chest binding (ie, wearing a tight garment to flatten chest tissue for the purpose of gender expression), often beginning in adolescence, to explore their gender identity. Although binding is often critical for mental health, negative physical side effects, ranging from chronic pain to rib fractures, are common. Time to first onset of symptoms is unknown.

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Background: Total mesorectal excision (TME) is the gold standard for oncologic resection in low and mid rectal cancers. However, abdominal approaches to TME can be hampered by poor visibility, inadequate retraction, and distal margin delineation. Transanal TME (taTME) is a promising hybrid technique that was developed to mitigate the difficulties of operating in the low pelvis and to optimize the circumferential resection and distal margins.

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Background: Colorectal cancer is a leading cause of cancer-related death. Early onset colorectal cancer (age ≤45 y) is increasing and associated with advanced disease. Although distinct molecular subtypes of colorectal cancer have been characterized, it is unclear whether age-related molecular differences exist.

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A 61-year-old woman with ongoing tobacco use was referred to a colorectal surgery clinic after a screening colonoscopy found irregular lesions at the dentate line with biopsies revealing a high-grade squamous intraepithelial lesion. She reported scant bleeding and irregular bowel function, but no incontinence. She has a history of abnormal Papanicolaou tests, but has since undergone a hysterectomy and has no history of immunosuppressive treatment or HIV.

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Hemorrhoids, anal fissures, and fistulas are common benign anorectal diseases that have a significant impact on patients' lives. They are primarily encountered by primary care providers, including internists, gastroenterologists, pediatricians, gynecologists, and emergency care providers. Most complex anorectal disease cases are referred to colorectal surgeons.

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Chest binding, or compressing the chest tissue, is a common practice among transmasculine individuals that can promote mental health, but frequently results in negative physical health symptoms. The purpose of this study was to assess the prevalence and correlates of care seeking for binding-related health concerns among transmasculine adults. Descriptive statistics were calculated and logistic regression models were run using data from the Binding Health Project, a cross-sectional online survey among transgender adults who had practiced chest binding (=1800).

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Objective: Lesbian, gay, bisexual, transgender, and intersex (LGBTI) patients face many well-documented disparities in care which among transgender and intersex people can often be traced to providers' lack of knowledge.

Methods: We administered surveys to examine the self-assessed knowledge and attitudes of all medical students at Boston University regarding different LGBTI subpopulations. Survey questions were based on a Likert scale from 1 to 5; analysis was conducted with Wilcoxon rank sum tests.

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Background: An elevated odds ratio for venous thromboembolism (VTE) prompted development of a Caprini risk assessment and risk-based prophylaxis protocol for all general surgery patients. This system includes pre- and postoperative prophylactic heparin as well as extended courses of low molecular weight heparin for high-risk patients. This study evaluated the safety of this chemoprophylaxis program in thyroid and parathyroid surgery.

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Purpose Of Review: Laryngeal nerve injury, resulting in speech and swallowing dysfunction, is a feared complication of thyroid operations. Routine visualization of the recurrent laryngeal nerve (RLN) has decreased the likelihood of nerve injury, and intraoperative nerve monitoring has been applied in the hope of further enhancing safety.

Recent Findings: There is conflicting evidence about the value of nerve monitoring during thyroid operations, despite ample research.

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Chest binding involves the compression of chest tissue for masculine gender expression among people assigned a female sex at birth, particularly transgender and gender non-conforming individuals. There are no peer-reviewed studies that directly assess the health impacts of chest binding, yet transgender community resources commonly discuss symptoms such as pain and scarring. A cross-sectional 32-item survey was administered online to an anonymous, non-random sample of adults who were assigned a female sex at birth and had had experience of binding (n = 1800).

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Purpose Of Review: In order to improve transgender individuals' access to healthcare, primary care physicians and specialists alike should be knowledgeable about transgender medicine. This review is intended to provide concise transgender hormone treatment guidelines.

Recent Findings: Transgender individuals report that the lack of knowledgeable providers represents the greatest barrier to transgender medical care.

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