نتایج جستجو برای: carcinoid tumor
تعداد نتایج: 429853 فیلتر نتایج به سال:
We report a rare case of bilateral metachronous bronchial typical carcinoid tumor surgically treated. At the age of 33 years, the patient underwent, in another hospital, a left upper lobectomy for a typical carcinoid tumor. After 4 years, the patient manifested the symptoms of a new central typical carcinoid tumor located at the origin of the middle lobe bronchus and infiltrating the intermediu...
A typical carcinoid is extremely rare in the oral cavity. We here present a case of a typical carcinoid arising in the sublingual gland of a 62-year-old woman. The tumor was removed by primary excision with 10 mm surgical margins and submandibular dissection. Examination of the tumor showed medium-sized tumor cells that were positive for CD56 and chromogranin A, with no necrosis, and with a mit...
BACKGROUND Lung carcinoid tumors are rare, low-grade, malignant neoplasms with some unclear features. The aim of this study was to analyze clinicopathological features and long-term survival in patients with primary lung carcinoid tumors. METHODS Patients who underwent surgery in our clinic and were diagnosed with carcinoid tumors, between August 1997 and July 2012, were included in the study...
BACKGROUND Pulmonary carcinoid tumors make up approximately one percent of all pulmonary tumors, and controversy exists regarding management and prognosis. We undertook a retrospective analysis of all patients who underwent surgical resection of pulmonary carcinoid tumors at our institution. METHODS From 1992 through 2014, 121 patients who underwent surgical resection of pulmonary carcinoid t...
This is the first report in which crizotinib, an anaplastic lymphoma kinase (ALK) inhibitor, reduced an atypical carcinoid tumor with ALK rearrangement. A 70-year-old man developed a tumor in the left lung and multiple metastases to the lung and brain. The pathology of transbronchial biopsied specimens demonstrated an atypical carcinoid pattern. Combined with immunohistochemical findings, we di...
BACKGROUND Primary carcinoid tumor of the gallbladder is rare and comprises less than 1% of all carcinoid tumors. Preoperative diagnosis of carcinoid tumor of the gallbladder is difficult. The imageology findings are similar to those in other gallbladder cancers. CASE PRESENTATION A 46-year-old woman was hospitalized with a preoperative diagnosis of gallbladder carcinoma, The patient was refe...
BACKGROUND Tumors of the minor papilla of the duodenum are extremely rare, and they are mostly neuroendocrine tumors, such as somatostatinomas and carcinoid tumors. However, true incidence of carcinoid tumors in minor papilla might be much higher, because patients with minor papillary tumors usually remain asymptomatic. We report a very unusual case of carcinoid tumor in a patient with complete...
BACKGROUND: Primary hepatic carcinoid tumor is rare and poses a challenge for diagnosis and management. We presented a case of Primary hepatic carcinoid tumor in a 70-year –old male with a complaint of right upper abdominal pain. Computer tomography scans revealed a hyper vascular mass in segment 5, 6th and 8 of the liver. An ultrasonography –guided biopsy showed a carcinoid tumor.No other lesi...
Carcinoid pulmonary tumors occur in the fourth to sixth decades of life. Usually, typical carcinoid arise a decade earlier when compared to atypical carcinoid (45 years and 55 years, respectively). Typical carcinoid tumors are the most common primary lung neoplasm in children and late adolescents, but there are less than 40 cases described in the literature. The clinical presentation is nonspec...
up almost 20% of all ovarian neoplasms. Although they are almost always benign tumors, the rare development of cancer deserves emphasis. The most common malignant change in a dermoid cyst is squamous cell carcinoma, followed by adenocarcinoma and carcinoid tumor (1-3). Primary of ovarian carcinoid tumors are uncommon and the majority of them are associated with mature cystic teratomas (4). Robb...
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