نتایج جستجو برای: rare tumors

تعداد نتایج: 403525  

Smiley Annie George, Suad Abdeen

Calcifying fibrous tumor (CFT) is a rare mesenchymal tumor, affecting children and young adults with a predilection for the soft tissue and the abdominal cavity. CFT of the tubular gastrointestinal tract is very rare with less than 20 cases of gastric CFTs reported in English literature. This benign hypocellular fibrosclerotic calcifying lesion can resemble other spindle cell tumors particularl...

Journal: :iranian journal of medical sciences 0
farhad haj sheikholeslami pegah zeinalian narges beyraghi fereshteh kamani

spontaneous perforation of the sigmoid colon or rectom is defined as a sudden perforation of the colon in the absence of diseases such as tumors, diverticulosis or external injury. it is a very rare finding, and if neglected, results in severe peritonitis and high mortality. the causes of this rare condition are numerous, and in this case it might be due to the chronic constipation induced by a...

Journal: :Oncology letters 2016
Hongkai Zhang Shuangni Yu Wenze Wang Yin Cheng Yu Xiao Zhaohui Lu Jie Chen

In total, 95% of primary tumors in the pancreas are epithelial tumors; primary mesenchymal tumors at this site are extremely rare. At present, only one comprehensive study about these rare tumors has been performed. Another retrospective analysis of these rare tumors is performed in the present study, which, to the best of our knowledge, is the first to be performed in China. In the present stu...

Journal: :Journal of surgery and medicine 2022

Primary cardiac tumors are very rare. Cardiac sarcomas can be detected at any age, regardless of gender. At diagnosis, these mostly symptomatic and one-third metastatic. Undifferentiated pleomorphic account for 1.7% all tumors, typically localized in the left atrium, involve mitral valve. Here we present a case atrial undifferentiated sarcoma with myogenic differentiation that clinically radiol...

 Parathyroid adenoma involving a single parathyroid gland is the underlying cause of 80-85% of primary hyperparathyroidism (PHPT). Skeletal system is significantly affected by PHPT. Brown tumors are known to have affinity for 99mTc-MIBI. We report a rare case of PHPT presenting with diffuse bony pain, high calcium level and significantly elevated alkaline phosphatase level. 99m<...

ولی زاده, یوسف ,

Leiomyoma of the esophagus is rare, but it is the commonest among the benigh tumors of the esophagus. Among 95 cases of esophageal tumors, there was just 4 cases of Leiomyoma (3 were females and 1 was male) and this is contrary to the reports already published. Main symptoms of esophageal Leiomyoma include: Disphagia, pain and hematemesis from the above mentioned cases 1 tumor was in the thorac...

Hibernomas are extremely rare benign tumors of adipose tissue characterized by an admixture of brown fat cells with granular, multivacuolated cytoplasm and white fat cells. Hibernomas account for 1.6% of benign adipose tissue tumors and approximately 1.1% of all adipocytic tumors. Around 10% of these cases are intramuscular. It was initially described in the early 1900s as being composed of bro...

Journal: :Imsang i'bi inhu'gwa 2023

Tuberculosis of the oral cavity, pharynx and larynx due to extrapulmonary involvement tuberculosis is very rare. Because their rare characteristics, lesions represented by ulcers tumors found in are often mistaken for other diseases, resulting delays diagnosis treatment. The authors report a case laryngopharyngeal accompanying pulmonary who presented with odynophagia tongue mass.

Journal: :archives of cardiovascular imaging 0
roy beigel the heart institute, cedars sinai medical center, david geffen school of medicine, ucla joao carlos tress hospital universitario pedro ernesto louise elizabeth jane thomson the heart institute, cedars sinai medical center, david geffen school of medicine, ucla daniel james luthringer department of pathology, cedars sinai medical center, david geffen school of medicine alexander shturman department of cardiovascular medicine, western galilee hospital, bar ilan university alfredo trento the heart institute, cedars sinai medical center, david geffen school of medicine, ucla

introduction while primary malignant tumors of the heart are rare, angiosarcomas are the most common cardiac malignant tumors. case presentation we describe a 23-year-old woman who presented with a right atrial mass, which was discovered to be a cardiac angiosarcoma. we demonstrate the use of several noninvasive imaging modalities along with pathology confirmation for the definitive and compreh...

Journal: :iranian journal of pathology 2016
shweta rana manmeet kaur gill shivani kalhan rahul n satarkar ashok sangwaiya

malignant mixed germ cell tumors,though rare overall, are the most common type of malignant ovarian neoplasms in young and adolescent girls. these tumors are rapidly growing and can metastasize. we report a case of 13-yr-old girl who presented at shkm gmc, nalhar, mewat, haryana, india in december 2013 with huge abdominal lump of a malignant mixed germ cell tumor comprising both immature terato...

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