نتایج جستجو برای: neoplasm grading
تعداد نتایج: 199772 فیلتر نتایج به سال:
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Grading systems are often introduced to address the classic adverse selection problem associated with asymmetric information about product quality. However, grades are rarely measured perfectly, and adverse selection outcomes may persist due to grading error. We study the effects of errors in grading, focusing on asymmetric grading errors-namely when low-quality product can erroneously be class...
background: cancer is the third leading cause of death in iran, and its trend is increasing in recent years. national reports state that cancer registries in shahroud district had 204% coverage in 2008. this study investigated cancer situation in shahroud with complete details between 2000–2010. methods: data was obtained from national cancer registry software and analyzed after removing the r...
background: breast cancer is the most common cancer and the leading cause of cancer death among the women worldwide. the risk of local and distant recurrence is the highest during the first two years following the initial treatment. very late relapse (after 12 years) is uncommon in breast cancer survivors. methods: herein, we report the characteristics and outcomes of 6 such cases of breast can...
background â vascular neoplasms are the most common primary splenic tumors that include both benignand malignant variants. one of these variants is hemangioma which is a benign vascular tumor. hemangiomas are slow growing and large tumors are rare. these tumors are most often incidental findings during imaging studies, laparotomy, or at autopsy. case presentation herein, we presented a young la...
myoepithelioma is a rare neoplasm of the salivary glands, generally occurring in the parotid gland and less often in the minor accessory salivary glands of the oral cavity. it is known to be a rare entity occurring at unusual locations, which makes it difficult to diagnose. such a rare case of myoepithelioma in salivary glands present at an unusual location around the left orbit is presented here.
introduction laparoscopic surgery is still uncommon for major liver resections. the intrahepatic glissonian approach is a fast and secure way to control the hepatic pedicle. case presentation a patient diagnosed with stenosing sigmoid adenocarcinoma (t3 n1 m+) (n+, positive lymph nodes, m+ positive metastatic desease)with synchronous liver metastases in segments 7 (8 mm), 6-7 (6 cm) and 3 (12 m...
background: malignant neoplasms remain the second leading cause of death in children after accidents. the aim of this study was to assess the epidemiology of childhood cancer in children admitted to dr sheikh hospital, iran. materials and methods: this descriptive cross- sectional study had been done in dr sheikh hospital in mashhad university of medical science on 1764 children younger than 14...
Patients, aged ≥ 50 years, with gastric neoplasm are reported to be at increased risk for colorectal neoplasia (CRN), while data regarding the risk of CRN in young patients, aged < 50 years with gastric neoplasm are limited. We aimed to investigate the risk of CRN according to the presence of gastric neoplasm in patients, aged < 50 years, and conducted a cross-sectional study on 131,888 asympto...
Blastic plasmacytoid dendritic cell neoplasm is an aggressive malignancy derived from plasmacytoid dendritic cells. There is currently no accepted standard of care for treating this neoplasm, and therapeutic strategies have never been prospectively evaluated. Since blastic plasmacytoid dendritic cell neoplasm cells express high levels of interleukin-3 receptor α chain (IL3-Rα or CD123), antitum...
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