Afshin Rakhsha

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OBJECTIVE Colorectal cancer is the fourth cause of cancer after stomach, bladder, prostate in men and second cause after breast in women in Iran. It is estimated that 4,000 new cases occur each year with 1,150 deaths annually. The present study aimed to determine survival of colorectal cancers in Iran in a national manner. METHODS AND RESULTS The data(More)
INTRODUCTION HER-2 is a proto-oncogene of the tyrosine kinase receptor family on chromosome 17. Overexpression of this gene affects the growth and prognosis of some tumors. This study was performed to evaluate the expression of the HER-2 gene in patients with prostate cancer and its relation with the Gleason score. MATERIALS AND METHODS Pathology(More)
Breast cancer is a leading cause of morbidity and mortality in women worldwide. About 70 % of breast cancers are estrogen receptor (ER) positive. Blocking estrogen action by tamoxifen has been the treatment of choice in ER positive breast cancers for more than 30 years. In the past, several studies have revealed associations between gene copy number(More)
UNLABELLED (186)Re-1-hydroxyethylidene-1,1-diphosphonate (HEDP) is an attractive radiopharmaceutical for the treatment of bone pain arising from skeletal metastatic lesions. Currently, (186)Re-HEDP is most commonly used in European countries. The aim of this study was to investigate the palliative efficacy and adverse effects of (186)Re-HEDP in patients(More)
Research and practice of neuro-oncology compiles clinical neuroscience expertise from neurosurgery, radiation oncology, neuroradiology, medical oncology, neuropathology and related disciplines to optimize planning and therapy in central nervous system malignancies. Such an interdisciplinary context prompted health-care providers from all related disciplines(More)
BACKGROUND Low-grade gliomas (LGGs) are the second most prevalent type of primary brain tumors in adults. The prognosis for LGGs can differ according to the clinical-pathological prognostic factors determined during diagnosis and treatment. The purpose of this study was to identify 10-year, disease-free survival (DFS), 10-year overall survival (OS), and(More)
BACKGROUND For patients receiving external beam radiation therapy (EBRT) after radical prostatectomy as adjuvant treatment or patients receiving EBRT as definitive treatment, partial irradiation of the urinary bladder is common. Many of such patients experience some degree of radiation-induced cystitis during or after EBRT. There is currently no efficient(More)
Background: Radical prostatectomy is an established treatment modality for prostate cancer. Following radical prostatectomy, patients with positive surgical margins have increased risk of biochemical, and subsequently, clinical relapse. However, not all patients with positive margins will suffer disease recurrence. The aim of this study was to assess the(More)
BACKGROUND Cervical cancer remains to be a major health problem and cancer-related cause of death among women in developing countries such as Iran where the most cases are diagnosed in locally advanced stage. OBJECTIVES This cross sectional-analytic study aims to report outcome 154 patients with carcinoma of cervix were treated with external beam(More)
Osteosarcoma is the most frequent primary malignancy of bone, and usually metastasizes to the lung and bones, while other sites are rare. In most reported cases, soft tissue metastasis of osteosarcoma is unusual, and only develops in the advanced stages of the disease, especially following multiple recurrences. We present a patient with recently diagnosed(More)