Negative / Null Result ReportOpen accessMedicine
Bayar E, Cengiz T, Erdoğan F et al. · 2026 · BMC geriatrics
BACKGROUND: Hip fractures represent a major public health concern due to their increasing incidence in the aging population and their association with significant morbidity and mortality. Comorbidities are known to complicate both the…
View details →DOI: 10.1186/s12877-026-07441-7 Negative / Null Result ReportMedicine
Sabri H, Baniameri S, Kataria P et al. · 2026 · Journal of periodontology
Background Periodontitis, a chronic inflammatory disease, is linked to systemic conditions such as cardiovascular and kidney disease. Serum α-Klotho, an anti-aging protein with anti-inflammatory properties, has been associated with…
View details →DOI: 10.1002/jper.70080 Negative / Null Result ReportMedicine
Gonzalez W, Isla J, Barba D et al. · 2026 · Journal of ISAKOS : joint disorders & orthopaedic sports medicine
Background Anterior tibial translation (ATT) measured on magnetic resonance imaging (MRI) is a reproducible marker of anterior cruciate ligament (ACL) deficiency. However, its longitudinal evolution after ACL reconstruction (ACLR) and its…
View details →DOI: 10.1016/j.jisako.2026.101134 Negative / Null Result ReportMedicine
Bastian MB, Kyriakou I, Rosar F et al. · 2026 · The quarterly journal of nuclear medicine and molecular imaging : official publication of the Italian Association of Nuclear Medicine (AIMN) [and] the International Association of Radiopharmacology (IAR), [and] Section of the Society of...
Background Papillary thyroid carcinoma (PTC) with a BRAFV600E mutation is linked to more aggressive tumor characteristics, as well as a higher likelihood of recurrence and disease-specific mortality. This study aimed to investigate the…
View details →DOI: 10.23736/s1824-4785.26.03686-1 Negative / Null Result Report
Zeng Y, Zhu Y, Liu W et al. · 2026 · Preprint
Abstract Background When the function of one kidney is impaired or lost, the contralateral kidney may exhibit varying degrees of compensatory response. However, the influencing factors and underlying mechanisms of renal compensation remain…
View details →DOI: 10.21203/rs.3.rs-9853817/v1 Negative / Null Result ReportOpen accessMedicine
Chen JSC, Osborne JWA, Menz HB et al. · 2026 · Journal of foot and ankle research
Background Fatty infiltration, or fatty atrophy, of the abductor digiti minimi (ADM) muscle of the foot is proposed to be associated with entrapment of the first branch of the lateral plantar nerve (i.e., Baxter's neuropathy) as part of…
View details →DOI: 10.1002/jfa2.70155 Negative / Null Result ReportMedicine
Vejdani-Jahromi M, Calle E, Ganem O et al. · 2026 · AJNR. American journal of neuroradiology
Background and purpose Alzheimer disease (AD) is a progressive neurodegenerative disorder that predominantly affects the aging population. Anti-amyloid β (anti-Aβ) therapies, such as lecanemab, have been developed to slow disease…
View details →DOI: 10.3174/ajnr.a9056 Negative / Null Result Report
Benmoussa H, Barkani ME, Khodriss C et al. · 2026 · Preprint
Abstract Background: Dry eye disease is the most common ophthalmological manifestation in patients with rheumatoid arthritis (RA). Its diagnosis relies on clinical parameters and non-invasive imaging techniques. The aim of this study was…
View details →DOI: 10.21203/rs.3.rs-9248654/v1 Negative / Null Result ReportOpen accessMedicine
Soumboundou SM, Ndiaye ML, Ndiaye R et al. · 2026 · Cureus
Introduction The advent of 3D imaging has created a significant opportunity to enhance the accuracy of age estimation. By utilizing 3D segmentation, it is now possible to evaluate the three-dimensional pulp volume as an indicator of age.…
View details →DOI: 10.7759/cureus.109325 Negative / Null Result ReportMedicine
Brandtzäg AA, Eiberg JP, Taudorf M et al. · 2026 · EJVES vascular forum
Introduction To evaluate intra-arterial pressure measurement (IAPM) in relation to pre- and intra-operative diagnostic methods for assessing superior mesenteric artery (SMA) stenosis in patients with a diagnosis of chronic mesenteric…
View details →DOI: 10.1016/j.ejvsvf.2026.03.001 Negative / Null Result Report
shoabjareh ME, Ansari-Astaneh M, Shoeibi N et al. · 2026 · Preprint
Abstract Background This study evaluated choroidal thickness in healthy Iranian individuals using enhanced depth imaging optical coherence tomography (EDI-OCT) and evaluated its correlation with demographic characteristics, laboratory test…
View details →DOI: 10.21203/rs.3.rs-9727938/v1 Replication FailureMedicine
Vukšić J, Kustić D · 2026 · Rheumatology international
To examine whether salivary gland ultrasonography (SGUS) and scintigraphy (SGS) reflect systemic disease activity (ESSDAI) and patient-reported index (ESSPRI) in primary Sjögren's disease (PSD). We retrospectively enrolled 118 patients…
View details →DOI: 10.1007/s00296-026-06132-1 Negative / Null Result ReportMedicine
Jiang C, Cheng P, Liu Y et al. · 2025 · Journal of pediatric orthopedics
Introduction Imaging-based measurement indices of patellar height are essential for diagnosing patella alta in children and adolescents. The Patellotrochlear Index (PTI) measures the cartilaginous anatomy which is crucial for identifying…
View details →DOI: 10.1097/bpo.0000000000003057 Negative / Null Result ReportMedicine
Grunert M, Horn V, Baudrexl JC et al. · 2026 · European journal of radiology
Background Progressive fibrosing interstitial lung diseases (ILD) continue to have a poor prognosis. To date, there is no imaging method that can reliably detect fibrotic remodeling processes or distinguish between active and dormant…
View details →DOI: 10.1016/j.ejrad.2026.113036 Negative / Null Result Report
Samal DR, Mendiratta P · 2026 · Preprint
Abstract The CoViD situation globally tested the efficacy of health infrastructure as well as the administrative management of urban areas. This study focuses on the impact of the CoViD-19 pandemic across the nine municipal corporations in…
View details →DOI: 10.21203/rs.3.rs-8799985/v1 Negative / Null Result ReportMedicine
Hirose R, Matsuura K, Ii Y et al. · 2026 · Journal of neural transmission (Vienna, Austria : 1996)
In Parkinson's disease (PD), neuronal loss occurs in the substantia nigra (SN) and locus coeruleus (LC). Previous studies using neuromelanin-sensitive magnetic resonance imaging (NMI) at 3T MRI have described the measurement methods and…
View details →DOI: 10.1007/s00702-026-03179-z Negative / Null Result ReportMedicine
Kluckner M, Hitzl W, Enzmann FK et al. · 2026 · Journal of clinical medicine
Background/Objectives : Hyperspectral imaging (HSI) facilitates noninvasive assessment of tissue perfusion in patients with peripheral arterial disease. However, available studies are either based on small cohorts and provide no comparison…
View details →DOI: 10.3390/jcm15041667 Negative / Null Result ReportMedicine
Mirza M, Fischer H, Arias D · 2026 · OTJR : occupation, participation and health
Background Aging adults with chronic diseases are at risk of functional decline. Objectives This pilot randomized control trial examined the feasibility, acceptability, and preliminary efficacy of an occupational therapy intervention to…
View details →DOI: 10.1177/15394492261446563 Negative / Null Result ReportMedicine
Schneider BS, Pfaehler CD, Hao KA et al. · 2026 · The Journal of the American Academy of Orthopaedic Surgeons
Background Although os acromiale is often noted on preoperative imaging in patients undergoing reverse total shoulder arthroplasty (rTSA), its clinical significance is ill-defined. The purpose of this study was to compare the clinical…
View details →DOI: 10.5435/jaaos-d-25-00614 Negative / Null Result ReportMedicine
Zuo P, Jiang K, Zou W et al. · 2026 · Neurosurgery
Background and objectives Atypical choroid plexus papillomas (ACPPs) are exceedingly uncommon. The treatment strategies for managing this condition remain a topic of debate. The main aim of this study was to elucidate the clinical features…
View details →DOI: 10.1227/neu.0000000000004026 Negative / Null Result ReportMedicine
Esmeray A, Yazili HB, Gelmis M et al. · 2026 · The Canadian journal of urology
Objectives Supracostal access during percutaneous nephrolithotomy (PCNL) increases the risk of pulmonary complications. Although routine postoperative thoracic imaging is commonly performed to detect these events, its clinical necessity…
View details →DOI: 10.32604/cju.2025.069657 Negative / Null Result ReportMedicine
Hosseinzadeh E, Arefnia M, Bayat M et al. · 2026 · Cancer biotherapy & radiopharmaceuticals
Background Intense hepatobiliary uptake of [ 99m Tc]Tc-sestamibi in myocardial perfusion scintigraphy (MPS) often degrades image quality by obscuring the inferior myocardial wall, leading to equivocal studies. While nonpharmacological…
View details →DOI: 10.1177/10849785251376736