EGFR positive

The HER2 inhibitors represent different mechanisms of actions, including trastuzumab, pertuzumab, tucatinib, and lapatinib, all of which are clinically approved, as well as PEPDG278D, a recombinant human protein which was previously shown to induce the degradation of HER2 and epidermal growth factor receptor (EGFR). Despite p95HER2 expression and resistance to current HER2 inhibitors, HER2-positive BC cells and tumors are highly vulnerable to PEPDG278D-induced degradation of HER2 and EGFR. By inducing HER2 degradation, PEPDG278D eliminates p95HER2 in HER2-positive BC cells and tumors.

No changes in the LVEF or GLS that required treatment interruption occurred, and cardiac biomarkers remained normal. Among patients with HER2-positive early-stage breast cancer who received paclitaxel and trastuzumab, had a preserved baseline LVEF, and had no anthracycline exposure, the cardiotoxicity incidence was low, suggesting that cardiac monitoring may be simplified in this population.

Nodal positivity rates are substantial for T1-T2 HER2+ and triple-negative tumors, even for T1a/b tumors. Among T1c tumors, HR-HER2+ subtype and age of 50 years or younger independently predicted increased nodal positivity, supporting NST especially for these patients.

We diagnosed the patient with moderately severe AA and observed hematopoietic recovery following treatment with anabolic steroids and eltrombopag...Cyclosporine and romiplostim treatment were effective, allowing for outpatient management. In the two cases described herein, a small number of PNH-phenotype cells were confirmed. The clinical importance of the small PNH-phenotype populations and the mechanism underlying AA during OSIM therapy remain unclear and warrant further investigation.

Gastric or gastroesophageal junction (GEJ) cancers are usually diagnosed at advanced stages with poor prognoses and 5-year survival rates. DESTINY-Gastric05 (NCT06731478) is a global, multicenter, open-label, randomized, phase III trial to evaluate the efficacy and safety of first-line T-DXd 5.4 mg/kg plus 5-fluorouracil or capecitabine and pembrolizumab versus platinum-based chemotherapy with trastuzumab and pembrolizumab in patients with unresectable, locally advanced or metastatic, centrally confirmed HER2-positive (immunohistochemistry 3+ or immunohistochemistry 2+/in situ hybridization positive) gastric or GEJ cancer with a PD-L1 CPS ≥1. An exploratory cohort is to evaluate T-DXd plus 5-fluorouracil or capecitabine in patients with PD-L1 CPS <1.

To achieve cost-effectiveness at WTP thresholds of $100,000, $150,000, and $200,000 per QALY, the per-cycle price of inavolisib would need to be reduced to 59.5%, 72.0%, and 86.5% of its current price, respectively.ConclusionFor patients with PIK3CA-mutated HR+/HER2- ABC, the inavolisib regimen is not cost-effective in the U.S. healthcare setting. Negotiating price reductions and adjusting decision thresholds based on patient characteristics may be viable strategies to meet the extensive treatment demand in the U.S.

We retrospectively evaluated the clinical outcomes of patients with HER2-positive AGC who received first-line fluoropyrimidine-containing chemotherapy between 2011 and 2023 according to the approval period of each agent in Japan: group A (pre-immunotherapy approval), 2011-2016; group B (nivolumab approval for third-line or later treatment), 2017-2019; and group C (trastuzumab deruxtecan approval for third-line treatment), 2020-2023...The most commonly administered third-line treatments were irinotecan (63%) in group A, immunotherapy (43%) in group B, and trastuzumab deruxtecan (70%) in group C. The proportion of patients receiving trastuzumab deruxtecan at any line gradually increased across the three groups (7.5%, 30.4%, 44.4%; p < 0.0001). The emergence of novel agents and treatment modalities may have contributed to improvements in the survival of patients with HER2-positive AGC. This highlights the benefits of effective treatment strategies, including efforts to identify biomarkers and develop new agents.

Exposure-safety analysis further supported that this approach may reduce the potential associated safety risks. These results support the recommended Dato-DXd dosing regimen (6 mg/kg Q3W with dose capping for patients ≥90 kg) and highlight its favorable benefit-risk profile in patients with HR+/HER2-breast cancer.

Pexidartinib inhibited macrophage activity, suppressed STAT3 phosphorylation, reduced ARG1 expression, and increased lymphocyte viability, thereby enhancing the antitumor efficacy of palbociclib in HR + /HER2- breast cancer. These findings reveal a previously unrecognized immunosuppressive mechanism induced by CDK4/6 inhibition and support CSF1R blockade as a promising combination strategy.

P2, N=104, Suspended, Fudan University | Recruiting --> Suspended

This trial adopted a Simon two-stage design: eligible patients received tucidinostat plus metronomic capecitabine together with either an aromatase inhibitor (Cohort 1) or fulvestrant (Cohort 2), selected according to prior ET. In addition, exploratory analyses of biomarkers indicated that the baseline TP53 mutation status (Wild type vs. mutated, 7.64 months vs. 3.55 months) and circulating tumor cell (CTC) status (CTC-negative vs. CTC-positive, 7.59 months vs. 3.78 months) were associated with the median PFS. Our study demonstrated that tucidinostat combined with mCAP and ET is efficacious and well-tolerated in patients with HR-positive HER2-negative ABC previously treated with CDK4/6i.

This utilized targeted infusions of lidocaine, magnesium sulfate, and dexmedetomidine. Ultimately, the patient's progressive condition necessitated the implementation of palliative analgosedation to manage refractory distress and maintain dignity. This case highlights that effective advanced management requires dynamic, multimodal palliative strategies, prioritizing the early recognition of complex neuropathic mechanisms and the utilization of advanced intravenous interventions.