Archive

Failure patterns between her2-negative and her2-positive luminal B breast cancer

Noorie Choi; Sea-Won Lee; Yujin Lim; Eunyoung Kang; Eun-Kyu Kim; Yu Jung Kim; Jee Hyun Kim; So Yeon Park; In Ah Kim*

    Majority of LBH+ patients undergo some form of systemic treatment and show relatively better clinical outcomes than LBH- patients. However, LBH- patients have poorer prognosis and may need more aggressive systemic approaches for improved treatment outcomes. Better differentiation of molecular subtypes is still a challenge and tumor protein p53 may be a potential marker for more refined risk stratification.


Mastectomy versus breast conserving surgery: A single surgeon’s audit from a developing country

Maha Abdel Hadi

    Aim: To review the surgical management of breast cancer based on the adoption of the available surgical options and resources in developing countries.     Materials and methods: This review was undertaken at a university hospital with tertiary care facilities. All patients diagnosed with breast cancer between 2000-2018 were included. Demographic data and the offered surgical options were the focus of this review. The review categorized the data into two groups: mastectomy and Breast Conserving Surgery (BCS).


Benign stromal tumor: Breast images

Maha Abdel Hadi; Weddad Bagatada; Hassan Al Ahmadi

    A 70 years old female of suburban descent presented to the breast specialty clinic with 10 years history of a left enlarging painless breast mass not associated with local or systemic symptoms. There were no associated comorbidities or family history of breast cancer. Systemic examination was unremarkable. Local breast examination revealed obvious breast asymmetry with a large 10 × 11-centimeter smooth, non-tender, mobile mass occupying the retro-areolar and central regions of the left breast...


Negative association of prostate-derived ETS factor expression with estradiol induced molecules and estradiol levels; potential clinical implications

Jianmin Wang; Ashwani K Sood*

    Background: Previous work from our and other laboratories showed that Prostate-Derived Ets Factor (PDEF) is a highly expressed oncogenic driver in breast cancer. However, the characteristics of PDEF expression in breast cancer and its relationship to estrogen signaling and estradiol levels remain poorly understood. To gain insights into these objectives, we analyzed the Cancer Genome Atlas (TCGA) breast cancer cohort consisting of 1095 breast tumors and the associated clinical and molecular data.


Potassium channels in breast cancer

Elena Lastraioli

    Due to its high incidence breast cancer is still a major health problem worldwide since, although a high percentage of patients can be effectively cured there are still some concerns in patients’ management. Several new biomarkers and potential targets for therapy have been identified but still the effects on patients’ outcome is not fully satisfactory.


Oncotype DX RS correlation with clinicopathologic risk factors and chemotherapy. Retrospective study in early stage ER positive breast cancer

Farouq Salih; Francois Calaud; Kakil Rasul*; Mufid Elmistiri; Nabil Elhadi; Hafez Gazouani; Salha Bujassoum

    Background: Oncotype DX risk score, a clinically validated test that estimates the recurrence and predicts the likelihood of benefit from adjuvant chemotherapy in early ER\PR positive, node-negative breast cancer, it is calculated based on characteristics of 21 genes that define the ER status, Her2 neu status, tumor proliferation, and tumor invasion. NCCN guidelines recommend adjuvant endocrine therapy for low RS (<18) and systemic adjuvant chemotherapy for high RS (>30), but no clear consensus about chemotherapy role in intermediate RS.


Pro-necroptotic agents in cancer therapy

Ahmed El-Sharkawy; Ahmed Malki*

    Cell survival must exist in equilibrium with cell death in order to maintain proper organ development and cellular and tissue homeostasis. Several forms of cell death have been discovered and well characterized during the last years. One of the best studied form of cell death is apoptosis, which can be defined as an ordered and controlled way to program a cell to die. Apoptosis is essential for normal tissue turnover, development, differentiation and immune responses


Control of breast cancer using metal-containing polymers based on cell line results

Michael R Roner*; Charles E Carraher, Jr*; Kimberly Shahi; Alisha Moric-Johnson; Lindsey Miller; Paul Slawek; Francesca Mosca

    Metal-containing polymers have shown good activity against MCF-7 and MDA-MB-231 human breast cancer cells. These cell lines represent about one half of the known human breast cancers. MDA-MB-231 (strain number 7233) cells are estrogen-independent; estrogen receptor negative while the MCF-7 (strain line 7259) cells are estrogen receptor (ER+) positive and the combination are used as a matched pair. Polyethers that contained the O-phenylene structural unit showed good inhibition ...


Long-term outcome data for patients with HER2-positive early-stage breast cancer treated with adjuvant trastuzumab: Benefit outside clinical trial setting

Quintyne KI*; Woulfe B ; Coffey JC ; Gupta RK

    Background: Adjuvant treatment options for HER2-positive Early-Stage Breast Cancer (EBC) have grown in recent years. The addition of adjuvant trastuzumab therapy for one-year to standard chemotherapy has been shown in several Randomized Controlled Trials (RCTs) to improve Disease-Free Survival (DFS) and Overall Survival (OS) in patients with high-risk HER2-positive EBC. This study aimed to review the long-term outcome data for patients with HER2-positive EBC who were treated with adjuvant trastuzumab therapy in a designated cancer centre.


Hormone replacement therapy and breast density after surgical menopause

Freya Schnabel*; Sarah Pivo; Esther Dubrovsky; Jennifer Chun; Shira Schwartz; Amber Guth; Deborah Axelrod

    Women who have undergone surgical menopause due to a Bilateral-Salpingo-Oophorectomy (BSO), often require Hormone Replacement Therapy (HRT) to mitigate menopausal symptoms. The use of HRT has been shown to increase breast density and the risk of breast cancer in women with natural menopause. The purpose of this study was to evaluate breast density in women with breast cancer who received HRT after surgical menopause.


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