A 55-year-old Caucasian woman with a previously documented sulfa allergy was admitted to the hospital after she developed toxic epidermal necrolysis; she had been taking valdecoxib for 8 days for knee pain. Four days later, her bullous lesions had progressed to 45-50% of her body surface area. She was transferred to a burn unit for aggressive wound care and fluid hydration. Valdecoxib, a cyclooxygenase-2 inhibitor, is a benzenesulfonamide prescribed for arthritis pain and inflammation, and dysmenorrhea. Clinicians should exercise caution when prescribing valdecoxib to patients who are allergic to sulfa drugs.
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http://dx.doi.org/10.1592/phco.23.4.551.32118 | DOI Listing |
ACS Nano
January 2025
Department of Botany and Plant Sciences, University of California, Riverside, California 92521, United States.
Nitrogen fertilizer delivery inefficiencies limit crop productivity and contribute to environmental pollution. Herein, we developed Zn- and Fe-doped hydroxyapatite nanomaterials (ZnHAU, FeHAU) loaded with urea (∼26% N) through hydrogen bonding and metal-ligand interactions. The nanomaterials attach to the leaf epidermal cuticle and localize in the apoplast of leaf epidermal cells, triggering a slow N release at acidic conditions (pH 5.
View Article and Find Full Text PDFActa Dermatovenerol Croat
November 2024
Constantin A. Dasanu MD, PhD, Lucy Curci Cancer Center, Eisenhower Health, 39000 Bob Hope Dr, Rancho Mirage, CA 92270 , USA;
Erlotinib, an epidermal growth factor receptor tyrosine kinase inhibitor (EGFR-TKI), is currently used in the therapy of several solid malignancies. This agent has been associated with several dermatological side-effects, the most common being papulo-pustular acneiform rash. Herein we describe a unique skin effect in a patient treated with erlotinib for non-small cell lung cancer.
View Article and Find Full Text PDFAm J Cancer Res
December 2024
Hangzhou DAC Biotechnology Co., Ltd. No. 369 Qiaoxin Road, Qiantang District, Hangzhou 310018, Zhejiang, China.
Gastric cancer is a common malignant tumor with high incidence and mortality. The overexpression of Human epidermal growth factor receptor 2 (HER2) is associated with increased metastatic potential and poor clinical outcome in gastric cancer. Despite the proven clinical response rates of approved HER2-targeted therapies, including Trastuzumab combined with chemotherapy, their limited long-term clinical benefits and inevitable disease progression still pose significant challenges to the clinical treatment of gastric cancer.
View Article and Find Full Text PDFEur J Cancer
December 2024
International Breast Cancer Center, Quirónsalud Group, Barcelona, Spain; IOB Madrid, Hospital Beata Maria Ana, Madrid, Spain; Medica Scientia Innovation Research (MEDSIR) - Oncoclínicas & Co, Jersey City (New Jersey, USA), Sao Paulo, Brazil; Department of Medicine, Faculty of Biomedical and Health Sciences, Universidad Europea de Madrid, Madrid, Spain.
Objective: DESTINY-Breast03, a randomised, phase 3 trial, evaluated trastuzumab deruxtecan (T-DXd) versus trastuzumab emtansine (T-DM1) in patients with human epidermal growth factor receptor (HER2)-positive unresectable and/or metastatic breast cancer who progressed on or after treatment with trastuzumab and a taxane. At the current data cut off overall survival analysis, T-DXd demonstrated a substantial improvement in overall survival over T-DM1. This secondary analysis use of DESTINY-Breast03 aimed to further evaluate the treatment differences using quality-adjusted survival time without symptoms or toxicity (Q-TWiST) methods.
View Article and Find Full Text PDFCancers (Basel)
December 2024
Cancer Biology Transfer Platform, Georges François Leclerc Cancer Center, UNICANCER, 21000 Dijon, France.
Background/objectives: Metastatic colorectal cancer (mCRC) is mainly treated with 5-Fluoro-Uracil (5-FU), Oxaliplatin and Irinotecan chemotherapies and anti-Epidermal Growth Factor Receptor (EGFR) or anti-Vascular Endothelial Growth Factor (VEGF) targeted therapies. Due to chemotherapy-related toxicity, patients receive induction treatment to achieve tumour response followed by maintenance therapy with less cytotoxic molecules or a chemotherapy-free interval to reduce chemotherapy-related toxicity. In this study, the aim was to determine the patient, cancer and treatment factors that influence the duration of maintenance therapy (DMT).
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