Negative / Null Result ReportOpen accessMedicine
Grewe I, Hennigs A, Olearo F et al. · 2025 · IDCases
Burkholderia pseudomallei can cause severe systemic infection with involvement of multiple organs and abscess formation. Carbapenems are considered superior to ceftazidime in severe cases. We here report a case of Melioidosis in a…
View details →DOI: 10.1016/j.idcr.2025.e02407 Negative / Null Result ReportMedicine
Peters S, Tan DSW, Gerber DE et al. · 2026 · Nature cancer
Over 50% of persons with unresectable stage III non-small cell lung cancer (NSCLC) treated with standard-of-care concurrent chemoradiotherapy (CCRT) and durvalumab consolidation progress or die within 18 months. Here adults with untreated,…
View details →DOI: 10.1038/s43018-026-01161-y Negative / Null Result ReportMedicine
Schulz JV, Doerflinger JT, Behm C et al. · 2026 · Health psychology : official journal of the Division of Health Psychology, American Psychological Association
Objective This study compares three models of parental human papillomavirus (HPV) vaccination intentions across United States, United Kingdom, and Germany: A model based on the theory of planned behavior (TPB), a model incorporating…
View details →DOI: 10.1037/hea0001596 Negative / Null Result ReportOpen accessMedicine
Yang Y, He Y, Lin B et al. · 2026 · Health care science
Background The aim of this study was to investigate the clinical value of combined detection of preoperative serum calcitonin (Ctn) and carcinoembryonic antigen (CEA) for diagnosing medullary thyroid carcinoma (MTC), as well as predicting…
View details →DOI: 10.1002/hcs2.70074 Negative / Null Result ReportMedicine
Drago E, Lavarello C, Alongi A et al. · 2026 · Clinical and experimental rheumatology
Objectives Development and psychometric evaluation of a disease-specific, paediatric-targeted multidimensional questionnaire for the assessment of juvenile fibromyalgia syndrome (JFS) in routine clinical practice. Methods The Juvenile…
View details →DOI: 10.55563/clinexprheumatol/0v4aqh Negative / Null Result ReportMedicine
Genuth G, Stavrou P, Brown C et al. · 2026 · Foot & ankle international
Background Acute lateral ankle sprains are among the most common musculoskeletal injuries, accounting for up to 20% of all sports-related injuries and a leading cause of time lost from athletic participation. Although most cases respond to…
View details →DOI: 10.1177/10711007261422252 Negative / Null Result Report
Hebisch J, Van Puyenbroeck P, Schwabe L et al. · 2025 · Preprint
A bstract Brainstem arousal systems including the locus coeruleus noradrenaline system, respond transiently to behaviorally relevant events. Locus coeruleus activity also drives dilations of the pupil, which are often observed during…
View details →DOI: 10.64898/2025.12.23.696068 Negative / Null Result ReportMedicine
Dertsiz Kozan B, Utlu B · 2026 · International ophthalmology
Purpose To investigate the effects of Mitomycin-C (MMC) use and duration of application on surgical outcomes in patients who underwent 3 snip punctoplasty for epiphora. Material and methods Demographic characteristics, follow-up period,…
View details →DOI: 10.1007/s10792-026-03970-7 Negative / Null Result Report
Shi Z, Chen X, Chun Y et al. · 2026 · Preprint
Abstract Objective To evaluate the efficacy, safety, and prognostic factors of chimeric antigen receptor-T cell (CAR-T) therapy in patients with relapsed/refractory ileocecal lymphoma and provide evidence for salvage therapy. Methods This…
View details →DOI: 10.21203/rs.3.rs-8776621/v1 Negative / Null Result ReportMedicine
Pérez-Fernández N, Arbizu L · 2026 · Journal of clinical medicine
Background : Differentiating Ménière's disease (MD) from vestibular migraine (VM) remains difficult because current diagnostic frameworks are predominantly clinical and incorporate pure-tone thresholds, risking incorporation bias. We asked…
View details →DOI: 10.3390/jcm15051908 Negative / Null Result Report
Cekic SG, Unal C, Benlioglu C et al. · 2026 · Preprint
Abstract Background The purpose of the study is to evaluate whether the change in cervical length (ΔCx) between the first and second trimesters can predict spontaneous preterm birth (sPTB) in women with a normal mid-trimester cervical…
View details →DOI: 10.21203/rs.3.rs-8827201/v1 Negative / Null Result ReportMedicine
Al Saeedi M, Abdurakhimova DA, Arabi T et al. · 2026 · Radiology
Background Renal artery stenosis (RAS) can trigger the development of renal damage and poststenotic dilatation (PSD). However, the clinical relevance and mechanisms are ill-characterized. Purpose To characterize the mechanisms underlying…
View details →DOI: 10.1148/radiol.252637 Negative / Null Result ReportMedicine
Hwang S, Kim PH, Kim H et al. · 2026 · Journal of neuro-oncology
Purpose Selumetinib is approved for the treatment of inoperable plexiform neurofibromas (PN) in patients with neurofibromatosis type 1 (NF1). However, its efficacy in treating NF1-associated diffuse neurofibromas (NF1-DN) or optic pathway…
View details →DOI: 10.1007/s11060-026-05643-y Negative / Null Result ReportMedicine
Vuaran E, Trunfio M, Russo M et al. · 2026 · Journal of neurovirology
INTRODUCTION: Blood biomarkers would be the ideal tool in routine practice in early identifying People With HIV (PWH) with low cognitive performance (LNP). We aimed to assess the diagnostic performance of neurodegeneration and brain injury…
View details →DOI: 10.1007/s13365-025-01288-1 Negative / Null Result ReportMedicine
Le Thi TG, Geist M, Novosad Y et al. · 2026 · European journal of preventive cardiology
Aims This overview of systematic reviews (SRs) summarizes evidence on effectiveness and safety of treatment for paediatric heterozygous familial hypercholesterolaemia (heFH) and multifactorial dyslipidaemia (MFD). Methods and results…
View details →DOI: 10.1093/eurjpc/zwag125 Negative / Null Result ReportMedicine
Heidari Z, Gharibi G, Alaeen H et al. · 2026 · Journal of pineal research
This study aimed to evaluate the effects of melatonin supplementation on disease severity, sleep quality, and quality of life in adult patients with atopic dermatitis (AD). This study was designed as a randomized, double-blind,…
View details →DOI: 10.1111/jpi.70130 Negative / Null Result ReportMedicine
Das T, Belenje A, Joseph J et al. · 2026 · Retina (Philadelphia, Pa.)
Purpose Report the clinico-microbiological characteristics of multidrug-resistant acute postcataract bacterial endophthalmitis. Methods Consecutive 32 cases from a prospective multicenter study in India were analyzed for the clinical…
View details →DOI: 10.1097/iae.0000000000004696 Negative / Null Result ReportMedicine
Gabrielsen R, Tellum T, Bø K et al. · 2025 · Journal of physiotherapy
Question How much does adding supervised group and independent individual exercise including pelvic floor muscle training (PFMT) to multidisciplinary pain management affect pelvic and genital pain in women with endometriosis? How much does…
View details →DOI: 10.1016/j.jphys.2025.09.012 Negative / Null Result ReportMedicine
Redman N, Brumbaugh K, Farquharson K · 2025 · Seminars in speech and language
This investigation compared the effectiveness of the Cycles Approach with and without auditory stimulation. Using an alternating treatment design (AATD), three preschool-aged children with severe phonological disorders received a modified…
View details →DOI: 10.1055/a-2719-4944 Negative / Null Result Report
Li X, Yan M, Li T et al. · 2025 · Preprint
Abstract Background Perineural invasion (PNI), though reported with varying incidence in rectal cancer, is a recognized marker of adverse prognosis. While postoperative adjuvant radiotherapy is a cornerstone of multidisciplinary management…
View details →DOI: 10.21203/rs.3.rs-8387361/v1 Negative / Null Result ReportMedicine
Minkley M, Ravasia K, Nghiem T et al. · 2026 · Virchows Archiv : an international journal of pathology
Pulmonary large cell neuroendocrine carcinoma (LCNEC) is an aggressive and molecularly heterogenous cancer with poorly defined treatment strategies. We aimed to (i) assess whether RB1 immunohistochemistry alone can prognostically stratify…
View details →DOI: 10.1007/s00428-026-04440-2 Negative / Null Result ReportMedicine
Kakihara S, Busza AM, Duffy BV et al. · 2026 · American journal of ophthalmology
Objective To determine whether foveal avascular zone (FAZ) enlargement and geometric perfusion deficits in the deep capillary plexus (GPDd) are independently associated with retinal nonperfusion in different regions of ultrawidefield…
View details →DOI: 10.1016/j.ajo.2026.03.031 Negative / Null Result Report
Bansaghi S, Klein J · 2026 · Preprint
Background Cruise ships are relatively small, crowded spaces where many people travel in a new environment, making infection control especially important. Proper hand hygiene is the first line of defense against the spread of infection.…
View details →DOI: 10.12688/openreseurope.20172.3 Negative / Null Result ReportMedicine
Kuula L, Pesonen AK · 2026 · The Journal of adolescent health : official publication of the Society for Adolescent Medicine
Purpose Many adolescents develop very late circadian rhythms, indicating delayed sleep phase. Interventions are sparse, and the stability of any improvements is rarely reported. To evaluate how late sleep patterns can be improved, we…
View details →DOI: 10.1016/j.jadohealth.2025.12.247 Negative / Null Result ReportOpen accessMedicine
Silva LEV, Balcarcel D, Ko TS et al. · 2026 · Resuscitation
Aims Heart rate variability (HRV), a non-invasive measure of autonomic function, may offer prognostic value after pediatric cardiac arrest. We used machine learning models to determine whether HRV features within the first 24 h after…
View details →DOI: 10.1016/j.resuscitation.2026.110961 Negative / Null Result ReportMedicine
Miao Y, Zhang H, Wu J et al. · 2026 · Journal of clinical anesthesia
Background Clinical evidence on obturator nerve involvement after supra-inguinal fascia iliaca compartment block (SFICB) is limited. This study aimed to investigate whether a 40-mL SFICB reliably anesthetizes the obturator nerve and…
View details →DOI: 10.1016/j.jclinane.2026.112193 Replication FailureMedicine
Aitken D, Cai G, Hill CL et al. · 2026 · JAMA internal medicine
Importance Knee osteoarthritis (OA) is disabling, with few effective treatments. Anti-inflammatory treatments may be effective for patients with an inflammatory phenotype. Objectives To evaluate the efficacy of the interleukin-1β blocker…
View details →DOI: 10.1001/jamainternmed.2025.8237 Negative / Null Result Report
Bori-Bru B, Salvador JP, Crehuet R · 2025 · Preprint
Generative models have advanced profusely in recent years, generating great impact in computational modelling and structural bioinformatics. A part of computational protein design focuses on antibody and nanobody engineering, targeting…
View details →DOI: 10.64898/2025.12.12.693880 Negative / Null Result ReportMedicine
Najjar-Debbiny R, Cohen R, Arbel A et al. · 2026 · European journal of clinical microbiology & infectious diseases : official publication of the European Society of Clinical Microbiology
BACKGROUND: Mycobacterium simiae is an emerging cause of non-tuberculous mycobacterial pulmonary disease (NTM-PD) in the Middle East, yet treatment outcomes remain unclear. We aimed to evaluate clinical and microbiologic outcomes of M.…
View details →DOI: 10.1007/s10096-026-05468-7 Negative / Null Result ReportMedicine
Rhyu KH, Cho YJ, Chun YS et al. · 2026 · Clinical orthopaedics and related research
Background Cementing a new liner into a well-fixed acetabular cup with a deficient locking mechanism has been reported as a viable option, but concerns remain regarding complications such as dislocation and late loosening.…
View details →DOI: 10.1097/corr.0000000000003917