Cystic lesions and their mimics involving the intrahepatic bile ducts and peribiliary space: diagnosis, complications, and management.

Biliary and peribiliary cystic lesions represent a diverse group of abnormalities, often discovered incidentally during imaging for unrelated conditions. These lesions, typically asymptomatic, necessitate precise imaging modalities to characterize their nature and determine subsequent clinical actions, such as follow-up imaging, biopsy, or surgical referral. The anatomic location of these cystic lesions, whether biliary or peribiliary, influences both diagnostic and prognostic outcomes.

USP44 regulates HEXIM1 stability to inhibit tumorigenesis and metastasis of oral squamous cell carcinoma.

Oral squamous cell carcinoma (OSCC) is the most frequent type of oral malignancy with high metastasis and poor prognosis. The deubiquitinating enzyme Ubiquitin Specific Peptidase 44 (USP44) regulates the mitotic checkpoint, and its deficiency leads to aneuploidy and increases tumor incidence. However, the role of USP44 in OSCC is not well understood.

Selective Synthesis of -Michael Acceptors via Hydroalkylation of Conjugated Alkynes.

Hydroalkylation of terminal alkynes is a powerful approach to the synthesis of disubstituted alkenes. However, its application is largely unexplored in the synthesis of α,β-unsaturated carbonyls, which are common among synthetic intermediates and biologically active molecules. The thermodynamically less stable -isomers of activated alkenes have been particularly challenging to access because of their propensity for isomerization and the paucity of reliable -selective hydroalkylation methods.

Do the provisional PRINTO Enthesitis/Spondylitis-Related JIA criteria capture youth with axial spondyloarthritis?

Background: The Paediatric Rheumatology International Trials Organisation (PRINTO) recently undertook an effort to better harmonize the pediatric and adult arthritis criteria. These provisional criteria are being refined for optimal performance. We aimed to investigate differences between patients who did and did not fulfill these PRINTO criteria amongst youth diagnosed with juvenile spondyloarthritis (SpA) that met axial juvenile SpA (axJSpA) classification criteria.

Pedagogical approaches to foster caring behaviors among nursing students: A scoping review.

Background: Developing caring behaviors in nursing students is crucial for improving patient care quality. Despite the variety of pedagogical approaches employed to cultivate these behaviors, their comparative effectiveness remains underexplored.

Aim: This review systematically examined various pedagogical approaches used to foster caring behaviors among nursing students and evaluated their outcomes.

Efficacy of an online self-management program for chronic burn pain: A randomized controlled trial of the Take Charge of Burn Pain program.

This randomized controlled trial investigated the effectiveness of an online self-management program, "Take Charge of Burn Pain (TCBP)," for 96 individuals living with chronic burn pain. Participants were randomly assigned to either the 7-week TCBP program integrating cognitive-behavioral therapy techniques, pain education, and self-management strategies or an attention control group focused on general burn recovery information. Assessments conducted at baseline, post-treatment, and 2- and 5-month follow-ups included measures of pain severity, pain interference, pain self-efficacy, posttraumatic stress disorder symptoms, and depression.

Hidden space use behaviors of a nonbreeding migratory bird: the role of environment and social context.

Background: Movement behavior strongly mediates species and environment interactions, yet our understanding is constrained by challenges tracking space use at fine spatiotemporal resolutions.

Methods: Using an automated telemetry array, we quantified variation in and drivers of space use for a nonbreeding population of migratory bird, the American redstart Setophaga ruticilla.

Results: We identified two distinct and common behaviors - territoriality and floating,- that were governed primarily by NDVI as a proxy of resource availability.

Flexibility in Surgical Training Does Not Affect American Board of Surgery Board Eligibility or Certification: Long-term Outcomes from a Prospective, Multi-Institutional Study of General Surgery Residents.

Objective: In 2011, the American Board of Surgery (ABS) implemented a policy to permit greater flexibility in the structure of general surgery (GS) residency training. Our goal was to investigate the impact of flexibility in surgical training (FIST) on resident success in obtaining ABS board eligibility and certification.

Design: A prospective, multi-institutional study was conducted to examine the feasibility of incorporating flexibility tracks across residency programs and measure educational outcomes including ABS In-service Training Exam (ABSITE) scores, Accreditation Council for Graduate Medical Education (ACGME) Milestones, operative case log volumes, and ABS Qualifying (QE) and Certifying (CE) Examinations scores.

ACK1/TNK2 kinase: molecular mechanisms and emerging cancer therapeutics.

Activated CDC42-associated kinase 1 (ACK1), encoded by the TNK2 gene, is a cytoplasmic non-receptor tyrosine kinase whose aberrant activation correlates positively with cancer severity. Recent research has revealed the functional relevance of this oncokinase - it is an epigenetic regulator that drives cancer progression in multiple malignancies. Although ACK1 is an attractive target for therapeutic intervention, incomplete knowledge of its diverse signaling mechanisms and the lack of specific inhibitors have challenged its clinical success.

Stone selection by wild chimpanzees shares patterns with Oldowan hominins.

The use of broad tool repertoires to increase dietary flexibility through extractive foraging behaviors is shared by humans and their closest living relatives (chimpanzees, Pan troglodytes). However, comparisons between tool use in ancient human ancestors (hominins) and chimpanzees are limited by differences in their toolkits. One feature shared by primate and hominin toolkits is rock selection based on physical properties of the stones and the targets of foraging behaviors.

Urothelial carcinoma in situ with "early papillary formation" vs "lateral spread/shoulder lesion" of prior high-grade noninvasive papillary urothelial carcinoma: A survey of pathologist and urologist interpretations.

Objectives: Urothelial carcinoma in situ (CIS) with early papillary formation is terminology sometimes used to suggest incipient high-grade papillary urothelial carcinoma (PUC) but may lead to confusion between true CIS and lateral flat spread of PUC.

Methods: It remains unclear how pathologists and urologists interpret this scenario, so a survey was circulated to 68 pathologists (group 1 = 28 academic genitourinary pathologists; group 2 = 17 pathologists with a self-reported genitourinary focus; group 3 = 23 pathologists self-reported as not genitourinary specialists) and 32 urologists.

Results: Regarding atypical urothelial lesions that appear mainly flat but contain possible papillae, group 3 was more likely to label this as CIS compared with groups 1 and 2 (35% for group 3 vs 13% for groups 1 and 2), while groups 1 and 2 more often adopted another descriptive diagnosis, such as "CIS with early papillary features" (38% for groups 1 and 2 vs 13% for group 3).

Antiracist activism for immigrant rights and healthy coping: Initial evidence for a community-based framework.

Racist and xenophobic policies in the United States (e.g., family separations and lack of access to protected immigration statuses for undocumented immigrants) have historically excluded immigrants of color from accessing full civil rights, thus contributing to widening racial inequities in the US.

Pre-HIV α4β7hi CD4+ T cells and HIV risk among heterosexual individuals in Africa.

Background: CD4+ T cells expressing α4β7 are optimal targets for HIV infections, with higher pre-HIV α4β7hi expression linked to increased HIV acquisition and progression in South African women. However, similar associations were not observed in men who have sex with men (MSM) or people who inject drugs (PWID) in the Americas, indicating need for further research.

Methods: This retrospective case-control study enrolled heterosexual men and women from South Africa (HIV Vaccine Trials Network; HVTN 503) and East Africa (Partners Pre-Exposure Prophylaxis/Couples' Observational Study; PP/COS), quantifying α4β7 expression on CD4+ T cells as a predictor of subsequent HIV risk using flow cytometry analyses.

Examining objective and subjective sleep measures and neurocognition in older adults with HIV: A cross-sectional study in the deep South.

As people live longer with HIV, reports of poor sleep and neurocognitive impairments are expected to increase. Poor sleep and neurocognitive impairments commonly occur in people living with HIV (PLWH) and some medications (e.g.

Topiramate treatment of pediatric metabolic dysfunction-associated steatotic liver disease: A descriptive cohort study.

Background: Metabolic dysfunction-associated steatotic liver disease (MASLD) is a common disease in children. Lifestyle modification is the primary treatment but difficult to achieve and maintain. Topiramate is a component of an approved weight loss medication (topiramate-phentermine) in children aged 12 years and older but is more commonly used as a single agent, off-label, for pediatric obesity.

I'm Getting a Migraine: A Comparative Evaluation of Patient and Clinician Interpretations of Migraine Symptoms.

Patients and providers vary in how they describe common otolaryngology-related complaints. These differences can lead to miscommunication and frustration that may affect patient outcomes and satisfaction. The aim of this cross-sectional survey-based study was to explore the differences in migraine symptom selection by otolaryngology patients and clinicians.

Emergence of Omicron FN.1 a descendent of BQ.1.1 in Botswana.

Botswana, like the rest of the world, has been significantly impacted by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). In December 2022, we detected a monophyletic cluster of genomes comprising a sublineage of the Omicron variant of concern (VOC) designated as B.1.

Alterations of T Cell Subsets Associated with Sickle Cell Trait.

Sickle cell trait (SCT) has been associated with alterations in various immune-related laboratory parameters including lower circulating lymphocyte counts. To further characterize the impact of SCT on the immune system, we performed flow cytometry of monocyte and lymphocyte immune cell subsets from peripheral blood mononuclear cells collected in a large, community-based cohort of SCT-positive (n = 68) and SCT-negative (n = 959) Black adults. SCT was significantly associated with lower proportions of CD8 and CD4 T cell subsets that include senescent-like markers of repeated immune system challenges.

Gaps in the management of adrenal insufficiency in melanoma survivors: a retrospective cohort study.

Background: Due to limited data on managing immunotherapy-induced secondary adrenal insufficiency (SAI) in melanoma survivors, this study investigated its management strategies and outcomes.

Methods: This retrospective cohort study analyzed melanoma patients treated with immune checkpoint inhibitors (ICIs) with SAI (Mel_SAI, n = 161), without SAI (Mel_CON, n = 168), and patients with pituitary adenoma-related SAI (Pit_SAI, n = 106) at our institution from January 2013 to November 2023. We compared glucocorticoid management patterns, quality of life using distress scores, and the impact of different glucocorticoid types on survival outcomes using Kaplan-Meier analysis.

Reframing risks in rare diseases: economics of networks, spillovers, and scale.

Rare diseases affect over three hundred million individuals globally. Investment in research and development remains incommensurate with the challenges rare diseases pose. Further investment in information sharing platforms to promote common and standardized network technologies for rare disease is needed.

Mixed Cardiogenic-Vasodilatory Shock: Current Insights and Future Directions.

This state-of-the-art review describes the potential etiologies, pathophysiology, and management of mixed shock in the context of a proposed novel classification system. Cardiogenic-vasodilatory shock occurs when cardiogenic shock is complicated by inappropriate vasodilation, impairing compensatory mechanisms, and contributing to worsening shock. Vasodilatory-cardiogenic shock occurs when vasodilatory shock is complicated by myocardial dysfunction, resulting in low cardiac output.

Brief Report: Protease Inhibitors Versus Nonnucleoside Reverse Transcriptase Inhibitors and the Risk of Cancer Among People With HIV.

Background: The effect of initial antiretroviral therapy (ART) class on cancer risk in people with HIV (PWH) remains unclear.

Setting: Cohort study of 36,322 PWH enrolled (1996-2014) in the North American AIDS Cohort Collaboration on Research and Design.

Methods: We followed individuals from ART initiation (protease inhibitor [PI]-, non-nucleoside reverse transcriptase inhibitor [NNRTI]-, or integrase strand transfer inhibitor [INSTI]-based) until incident cancer, death, loss-to-follow-up, 12/31/2014, 85 months (intention-to-treat analyses [ITT]), or 30 months (per-protocol [PP] analyses).