Publications by authors named "Teh J"

: Penile cancer is aggressive and rapidly progressive. Early recognition is paramount for overall survival. However, many men delay presentation due to a lack of awareness and social stigma.

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The π-clamp-mediated conjugation method, which enables site-specific modification of cysteine residues, is a promising strategy for developing well-defined radiolabelled biomolecules for positron emission tomography (PET) imaging. We have applied this method to site-specifically attach the macrocyclic chelators "NODA" and "NODAGA" to the somatostatin receptor 2-targeted peptide, octreotate. The resulting novel NODA-octreotate and NODAGA-octreotate compounds can be radiolabelled with either [F]AlF or [Ga]Ga respectively.

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Background: There is considerable practice variation in labelling, diagnosis and treatment of adults with sterile bone inflammation. We developed a expert consensus recommendations on the disease definition, diagnosis and treatment of this rare condition.

Methods: Systematic literature review and Grading of Recommendations, Assessment, Development and Evaluations-based appraisal of evidence, two Delphi surveys and three digital and in-person consensus meetings with a multidisciplinary expert panel and patient representatives.

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  • Bulimia nervosa (BN) is a common psychiatric disorder that negatively impacts both the physical and mental health of those affected, with the role of fathers in this context being underexplored.* ! -
  • A systematic review evaluated 2421 studies, narrowing them down to 29, to examine the psychosocial aspects of fathers of individuals with BN and their link to the children's outcomes.* ! -
  • While no notable differences were identified in most psychological traits between fathers of BN sufferers and those in comparison groups, some father-specific factors were linked to increased risks of BN symptoms and poor treatment outcomes in their children, indicating the need for further research.* !
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Sleep architecture is poorly defined in people with depression, especially in older adults. We investigated differences in sleep macro- and micro-architecture between adults and older adults (>50 years) with and without depression. A systematic review identified 2135 papers through PubMed, Scopus, Web of Science and Embase databases.

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  • The case discusses a 32-year-old pregnant woman with a known ovarian cyst who experienced abdominal pain at 36 weeks and required an emergency cesarean section, where a torted tubo-ovarian complex was removed.
  • Histopathological analysis revealed the mass to be a benign serous cystadenoma, highlighting the challenges in diagnosing ovarian torsion during pregnancy and the need for careful management decisions.
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  • * In lab tests, starving copepods actively ingested pieces of the microplastic, which caused the fibers to penetrate deep into their digestive systems.
  • * All copepods with the fibers in their mouths died within 24 hours, indicating that even a single piece of microplastic can have a lethal impact on marine life due to its non-degradable nature.
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Introduction: Missed fractures are the most frequent diagnostic error attributed to clinicians in UK emergency departments and a significant cause of patient morbidity. Recently, advances in computer vision have led to artificial intelligence (AI)-enhanced model developments, which can support clinicians in the detection of fractures. Previous research has shown these models to have promising effects on diagnostic performance, but their impact on the diagnostic accuracy of clinicians in the National Health Service (NHS) setting has not yet been fully evaluated.

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  • Male factor infertility affects up to 50% of couples struggling to conceive, prompting research into non-hormonal treatments to enhance sperm production.
  • This study aimed to evaluate the effectiveness of various non-hormonal pharmacological treatments through a systematic review and network meta-analysis of randomized trials.
  • Results showed that clomiphene citrate significantly improved sperm concentration compared to other treatments and was deemed the most effective option among them, although the overall quality of the trials was low.
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This article highlights the crucial role of various imaging techniques in the diagnosis and monitoring of rheumatologic diseases. It provides an overview of the different modalities available for imaging rheumatic diseases, the disease processes they are able to demonstrate, and their utility in the monitoring response to therapy. It emphasizes the need for a multifaceted approach that combines radiography, ultrasound, MR imaging, and PET imaging to gain a comprehensive understanding of disease progression and treatment response.

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Background: As the recognition of psychological factors in chronic illness management grows, this study examined the interplay of psychological traits - grit, self-efficacy, resilience, and nature-relatedness - and their collective impact on the Quality of Life (QoL) among patients with rheumatoid arthritis (RA) in Malaysia.

Methods: A cross-sectional study was conducted among 222 patients with RA at a private hospital in Malaysia. Utilizing validated scales, including the Connor-Davidson Resilience Scale, Short Grit Scale, Nature Relatedness Scale, and Arthritis Self Efficacy Scale, data were collected.

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Background: Granulocyte-macrophage colony-stimulating factor (GM-CSF) is a proinflammatory cytokine overproduced in several inflammatory and autoimmune diseases, including axial spondyloarthritis. Namilumab is a human IgG1 monoclonal anti-GM-CSF antibody that potently neutralises human GM-CSF. We aimed to assess the efficacy of namilumab in participants with moderate-to-severe active axial spondyloarthritis.

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Background: Patients with inflammatory bowel diseases (IBDs) are more likely to have depression and anxiety symptoms compared with healthy individuals and those with other chronic illnesses. Previous studies have shown a link between the microbiome composition and depression symptoms; however, many antidepressant medications have antibacterial activity confounding cross-sectional studies of these populations. Therefore, we aimed to determine whether we could detect longitudinal changes in the microbiome of a subset of patients who participated in a previously published mindfulness-based cognitive therapy (MBCT) study to improve depression symptoms in adolescents and young adults with IBD.

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  • Estrogen receptor (ER) alpha is a key factor in ER+/HER2- breast cancer, and combining current therapies with new drugs is essential due to resistance issues like ESR1 mutations.
  • Vepdegestrant (ARV-471) is a new drug that efficiently degrades both wild-type and mutant ER, showing significant tumor growth inhibition in various breast cancer models, outperforming the standard treatment fulvestrant.
  • The study suggests that vepdegestrant could be a more effective treatment option for patients with ER+/HER2- breast cancer, especially when combined with other therapies like CDK4/6, mTOR, or PI3K inhibitors.
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  • Immunosuppressive treatment for rheumatic diseases helps maintain remission but raises infection risk and diminishes response to SARS-CoV-2 vaccination.
  • The study evaluated immune responses to SARS-CoV-2 in two patient groups: one during acute infection and one post-vaccination, comparing results among those exposed to rituximab, other immunosuppressive treatments, and non-immunosuppressed individuals.
  • Results showed that while non-immunosuppressed patients had stronger T cell responses during infection, those on immunosuppression had reduced activation, with rituximab-treated patients showing preserved T cell responses but poor antibody production post-vaccination.
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  • The knee is frequently affected by inflammatory arthritis, including crystal-induced and autoimmune types, leading to various patterns of joint damage over time.
  • Different types of arthritis have distinct causes, resulting in different imaging results, with some causing rapid joint destruction and others taking years to show damage.
  • Traditional imaging methods, like X-rays and MRIs, are crucial for diagnosis, but new techniques like dual-energy CT and hybrid imaging are enhancing how we diagnose and understand these knee conditions.
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Introduction: Complex challenges amongst ageing cohorts of adolescents and adults living with perinatally acquired HIV (PaHIV) may impact on hospitalisation. We report hospitalisation rates and explored predictive factors for hospitalisation in adolescents and adults (10-35 years) living with PaHIV in England.

Method: Retrospective observational cohort study over a three-year period 2016-2019.

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Unlabelled: The mechanisms driving late relapse in uveal melanoma (UM) patients remains a medical mystery and major challenge. Clinically it is inferred that UM disseminated cancer cells (DCCs) persist asymptomatic for years-to-decades mainly in the liver before they manifest as symptomatic metastasis. Here we reveal using Gαq/11 /BAP human uveal melanoma models and human UM metastatic samples, that the neural crest lineage commitment nuclear receptor NR2F1 is a key regulator of spontaneous UM DCC dormancy in the liver.

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The discovery of bacterial microcolonies in tonsillar tissue of patients with tonsillar hyperplasia has raised the question of their role in provoking the local immune response. Tonsils collected from patients undergoing tonsillectomy were stained for three clinically relevant bacterial taxa and lymphocytes. The bacterial composition and abundance of microcolonies was investigated using a combination of laser-microdissection, amplicon sequencing and Droplet Digital polymerase chain reaction.

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Background: Pseudomonas aeruginosa is a multidrug-resistant pathogen causing recalcitrant pulmonary infections in people with cystic fibrosis (pwCF). Cystic fibrosis transmembrane conductance regulator (CFTR) modulators have been developed that partially correct the defective chloride channel driving disease. Despite the many clinical benefits, studies in adults have demonstrated that while P.

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Objective: Polycystic ovary syndrome (PCOS) is a chronic lifelong condition affecting up to 20% of women worldwide. There is limited input from affected women to guide the provision of healthcare services and future research needs. Our objective was to scope the healthcare and research priorities of women with PCOS in the United Kingdom.

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Background: Effective pain control is crucial to optimise the success of medical procedures. Immersive virtual reality (VR) technology could offer an effective non-invasive, non-pharmacological option to distract patients and reduce their experience of pain. We aimed to evaluate the efficacy of Immersive virtual reality (VR) technology in reducing patient's pain perception during various medical procedures by conducting a systematic review and meta-analysis.

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Kidney transplantation is the preferred gold standard modality of treatment for kidney failure. Bone disease after kidney transplantation is highly prevalent in patients living with a kidney transplant and is associated with high rates of hip fractures. Fractures are associated with increased healthcare costs, morbidity and mortality.

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Eating disorders (EDs) present a chronic issue to child paediatric mental health services due to their high mortality and relapse rates. The transition from Child and Adolescent Mental Health Services to Adult Mental Health Services is a particularly high-risk period for young people with EDs given their high vulnerability to change, which can negatively impact treatment outcomes. However, there is lack of evidence on the feasibility of inclusive and youth-specific interventions that address the multiple and complex needs of this group during their transition to adult care.

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