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MedXY News/Pathology & Lab Medicine

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Pathology & Lab Medicine

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Clinical Updates

Prior Traumatic Brain Injury and Alzheimer Disease Blood Biomarkers: Diagnostic Challenges and Clinical Implications

This review examines the impact of traumatic brain injury on the accuracy of Alzheimer disease blood biomarkers, highlighting reduced diagnostic performance in TBI-affected populations and the implications for clinical interpretation.

Jul 1, 2026
Hematology-Oncology

Decoding CD79B Expression Gradient in Diffuse Large B-Cell Lymphoma: Implications for Germinal Center B-Cell Differentiation and Therapeutic Targeting

CD79B expression in diffuse large B-cell lymphoma (DLBCL) exhibits a distinct gradient aligned with cell-of-origin subtypes and germinal center B-cell differentiation stages, highlighting the biological basis for differential therapy respon

Jun 30, 2026Sign in to read
news

Long-Term Efficacy and ctDNA Dynamics in Early-Stage ERBB2-Positive Breast Cancer Treated with Neoadjuvant Paclitaxel, Trastuzumab, and Pertuzumab: Insights from the DAPHNe Trial

The DAPHNe trial demonstrates excellent 5-year outcomes for stage II–III ERBB2-positive breast cancer patients treated with an abbreviated neoadjuvant paclitaxel, trastuzumab, and pertuzumab regimen, with ultrasensitive ctDNA monitoring sho

Jun 28, 2026
Gastroenterology

Assessing the Impact of Proactive Home Fecal Calprotectin Monitoring in Ulcerative Colitis: Insights from a Prospective RCT

A multicenter RCT shows proactive home fecal calprotectin monitoring without protocolized treatment escalation does not reduce symptomatic flares in ulcerative colitis remission. More research is needed to optimize biomarker-guided manageme

Jun 25, 2026
Clinical Updates

Donor-Derived Cell-Free DNA as a Prognostic Biomarker in Severe Cardiac Allograft Rejection: From Detection to Risk Stratification

Recent heart-transplant studies show donor-derived cell-free DNA not only detects rejection but also predicts mortality and persistent graft dysfunction, especially when elevated at diagnosis. Evidence supports a shift from binary surveilla

Jun 17, 2026
Cardiology

Blood DNA Methylation Maps Atherosclerosis Across Vascular Beds: Strong Signals, but Mostly a Record of Cumulative Risk Exposure

In 2 prospective cohorts, blood DNA methylation was associated with carotid, coronary, and peripheral atherosclerosis, but most signals overlapped with smoking and cardiometabolic risk factors rather than vessel-specific biology.

Jun 15, 2026Sign in to read
Clinical Updates

Transformative Survival Gains in Cystic Fibrosis: A Population-Level Evaluation of CFTR Modulator Therapy Effectiveness

A large-scale retrospective study using US CFF Registry data reveals that CFTR modulator therapy reduces the hazard of death by 66% over an eight-year period, marking a significant milestone in cystic fibrosis clinical outcomes and life exp

May 14, 2026
Neurology

Women’s Elevated P-Tau217 Levels and Faster Cognitive Decline: Implications for Preclinical Alzheimer’s Disease

Women with high amyloid-β show higher p-tau217 levels and faster tau accumulation than men, leading to greater cognitive decline. This sex-specific tau response may redefine preclinical Alzheimer’s diagnostics and therapeutics.

Apr 28, 2026
Neurology

Sex-Specific Differences in P-Tau217 and Tau Aggregation: Implications for Preclinical Alzheimer’s Disease

Women exhibit higher plasma p-tau217 levels and tau aggregation than men in amyloid-positive individuals, suggesting sex-specific pathways in Alzheimer’s disease progression.

Apr 28, 2026
news

Selective vs. Universal NGS in Endometrial Cancer: A Cost-Efficiency Breakthrough

A new study reveals that selective molecular profiling with MMR/p53 IHC followed by NGS for p53-abnormal tumors is more cost-efficient than universal NGS for advanced endometrial cancer, reducing unnecessary testing by 57%.

Apr 23, 2026Sign in to read
Clinical Updates

Precision Blood-Based Diagnostics for Alzheimer’s Disease: The Synergistic Role of Plasma p-tau217 and eMTBR-tau243

This review synthesizes recent clinical evidence on the integration of plasma p-tau217 and eMTBR-tau243, highlighting how sequential biomarker testing improves the diagnosis of symptomatic Alzheimer’s disease and predicts longitudinal cogni

Apr 7, 2026
Clinical Updates

Decoding Dementia in Lewy Body Disease: The Interplay of Quantitative Pathology, APOE Genotype, and Disease Heterogeneity

Recent advances in digital pathology and machine learning reveal that APOE ε4 promotes proteinopathy and modifies dementia thresholds, while multi-modal trajectories suggest distinct pathways for disease progression in Lewy body disease.

Apr 2, 2026
Clinical Updates

Closing the Genomic Gap: Strategies to Enhance Biobanking Participation Among Black Women with Endometrial Cancer

This review analyzes community-validated strategies to improve biobanking engagement among Black women with endometrial cancer, highlighting return-of-value, transparency, and trust-building as essential components for reducing health dispa

Mar 30, 2026
Cardiology

Natural History of Patients With Histologically Proven Acute Eosinophilic Myocarditis

This article explores a major international study of 156 acute eosinophilic myocarditis patients, revealing high mortality rates, the diagnostic necessity of endomyocardial biopsy, and the critical survival benefit of early immunosuppressiv

Mar 20, 2026
Clinical Updates

Improving Survival in Advanced Proliferative CMML: The Prognostic Impact of Stringent Cytoreduction and Novel Flow Cytometric Biomarkers

This review examines the impact of myeloproliferative control on survival in advanced CMML, highlighting the prognostic value of stringent cytoreduction and novel flow cytometric biomarkers such as classical monocytes and immature granulocy

Mar 19, 2026
Clinical Updates

Targeting the Glycan Signature: Oncofetal Chondroitin Sulfate as a Selective Vulnerability in Acute Myeloid Leukemia

This review explores oncofetal chondroitin sulfate (ofCS) as a revolutionary AML target. Unlike traditional antigens, ofCS is absent in normal bone marrow, allowing antibody-drug conjugates to eliminate leukemia cells with minimal hematotox

Mar 16, 2026Sign in to read
Superintelligence

Precision Oncology Meets Artificial Intelligence: Navigating Ancestry-Associated Variability in Digital Pathology for EGFR Prediction

This review evaluates the generalizability of AI pathology models in predicting EGFR mutations, highlighting significant performance variations across genetic ancestries and specimen types, and their role in clinical triage.

Feb 20, 2026
General Surgery

Preoperative ctDNA Detects Occult Nodal Metastasis and Predicts Recurrence in Early-Stage Esophageal Squamous Cell Carcinoma

A multi-center study demonstrates that preoperative ctDNA detection significantly outperforms traditional clinical criteria in predicting nodal upstaging and survival outcomes for patients with clinical stage I/II ESCC, potentially redefini

Feb 20, 2026
news

Beyond Concentration: The MUCQ Score Redefines Chronic Bronchitis Identification

Researchers introduce the Mucin Quantitative Score (MUCQ), a novel metric combining mucin concentration and composition. Validated in the SPIROMICS cohort, MUCQ outperforms traditional total mucin measurements in identifying chronic bronchi

Jan 31, 2026
Cardiology

NT-proBNP-Defined Heart Stress: A New Compass for Individualized Blood Pressure Targets in Older Adults?

A post hoc analysis of the ASPREE trial reveals that heart stress, measured by NT-proBNP, significantly alters the relationship between blood pressure and cardiovascular risk in older adults, suggesting a paradigm shift toward biomarker-gui

Jan 18, 2026
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