نتایج جستجو برای: extensive tumours

تعداد نتایج: 203418  

Journal: :The Indian journal of chest diseases & allied sciences 2012
Sushil Kumar Singh Ambrish Kumar Vivek Tewarson Anju Kumari Rani Sharad Chandra Aniket Puri

An intracardiac myxoma is the most common tumour of the heart with an estimated incidence of 0.5 per million population per year. Extensive calcification is rare in these tumours. We describe a rare case of a large left atrial myxoma, visible on the chest radiograph, with extensive calcification and osseous metaplasia.

Journal: :The Journal of pathology 2004
Nathalie L G Sieben Patricia Macropoulos Guido M J M Roemen Sandra M Kolkman-Uljee Gert Jan Fleuren Rifat Houmadi Tim Diss Bretta Warren Mudher Al Adnani Anton P M De Goeij Thomas Krausz Adrienne M Flanagan

Genes of the RAF family, which mediate cellular responses to growth signals, encode kinases that are regulated by RAS and participate in the RAS/RAF/MEK/ERK/MAP-kinase pathway. Activating mutations in BRAF have recently been identified in melanomas, colorectal cancers, and thyroid and ovarian tumours. In the present study, an extensive characterization of BRAF and KRAS mutations has been perfor...

Background: Neuroendocrine Neoplasms (NEN) represent 60% of all appendicular tumours. This type of cancer is predominantly benign.  In this study, appendicular NEN tumours in children were investigated. Materials and Methods: This retrospective study was conducted on 540 patients underwent emergency appendectomy for the treatment of clinically suspected appendicitis at the department of p...

2015
Ruth E. Sankey Mohamed Maatouk Arshad Mahmood Mazhar Raja

Gastrointestinal stromal tumours (GISTs) are rare. GISTs comprise 0.2% of gastrointestinal tumours and only 0.04% of small intestinal tumours. Jejunal GISTs are the rarest subtype. Only 10-30% progress to malignancy [Choi (Response evaluation of gastrointestinal stromal tumors. Oncologist 2008; 13: :4-7)]. We present a 70-year-old male, with multiple co-morbidities, who had extensive investigat...

Journal: :British medical journal 1980
P Valagussa A Santoro R Kenda F Fossati Bellani F Franchi A Banfi F Rilke G Bonadonna

A total of 764 patients with Hodgkin's disease treated with radiotherapy (RT) or chemotherapy or both were reviewed 3-186 months (median 43 months) after initial treatment to assess the incidence of second malignancies. Incidence of solid tumours and acute non-lymphoblastic leukaemia (ANLL) were calculated by a life-table method and percentages of patients affected derived from life-table plots...

Journal: :Singapore medical journal 2008
A Korula J Varghese M Thomas F Vyas A Korula

Phyllodes tumours constitute 2-3 percent of fibroepithelial breast tumours, with a 1-2 percent rate of malignancy. Metastasis is usually haematogeneous, and axillary lymph node dissection is not routinely performed. Carcinoma in a phyllodes tumour is distinctly uncommon, but has been known to occur in benign phyllodes tumours. We describe a 51-year-old woman with a malignant phyllodes tumour wi...

2015
Neerod Kumar Jha Laszlo Kiraly Csaba Tamas Haitham Talo Mohammad Daud Khan Hazem El Badaoui Anurag Jain Azzam Hammad

Primary cardiac tumours in paediatric population are an unusual occurrence. Although, majority of such tumours are benign (90%), the frequency and type of cardiac tumours in this age group is different from the adult population. There are several consecutive series published in the last decade on cardiac neoplasms. Therefore, this is not only an effort to contribute to the existing literature f...

Journal: :Gut 1991
B S Lewis A Kornbluth J D Waye

A total of 258 patients with obscure gastrointestinal bleeding were referred for small bowel enteroscopy, a procedure which allows endoscopic evaluation of most of the small intestine. A small bowel tumour was found in 5% of patients. In 50% of patients no diagnosis could be made, but when the cause of obscure bleeding was discovered small bowel tumours were the single most common lesion in pat...

Journal: :BJU international 2012
Stenio de Cassio Zequi Walter Henriques da Costa Thiago B M Santana Ricardo L Favaretto Carlos A R Sacomani Gustavo C Guimaraes

What's known on the subject? and What does the study add? Bilateral testicular germ cell tumours (BTGCTs) are rare neoplasms. Most previously published studies consist of case reports or small retrospective case series. Little is known about their epidemiological and clinicopathological characteristics. BTGCT corresponded to 1.82% of testicular tumours. Metachronous disease was about twice as f...

Background: Definite data regarding the incidence and distribution of renal tumours in eastern India is not known. For better management, as it is essential to identify patients with poor prognosis, prognostic factors like stage, nuclear grade and their relationship to molecular markers are also unclear in this region. The purpose of our study was to assess the spectrum of adu...

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