Neuroendocrine tumor presenting like lymphoma: a case report
نویسندگان
چکیده
INTRODUCTION Neuroendocrine tumors are a rare but diverse group of malignancies that arise in a wide range of organ systems, including the mediastinum. Differential diagnosis includes other masses arising in the middle mediastinum such as lymphoma, pericardial, bronchogenic and enteric cysts, metastatic tumors, xanthogranuloma, systemic granuloma, diaphragmatic hernia, meningocele and paravertebral abscess. CASE PRESENTATION We present a case of 42-year-old Caucasian man with a neuroendocrine tumor of the middle-posterior mediastinum and liver metastases, which resembled a lymphoma on magnetic resonance imaging. CONCLUSION The differential diagnosis in patients with mediastinal masses and liver lesions should include neuroendocrine tumor.
منابع مشابه
Mediastinal Neuroendocrine Carcinoma of Unknown Origin Presenting with Superior Vena Cava Syndrome (SVCS): A Case Report
Primary neuroendocrine carcinoma (NEC) of the mediastinum is a rare type of carcinoma. According to the literature, only five cases of this condition have been reported so far. In this paper, we present a rare case of mediastinal NEC of unknown primary site. The patient was a 34-year-old man with mediastinal NEC, who presented with chronic dry cough and a right-sided mediastinal mass one year p...
متن کاملMALIGNANT LYMPHOMA OF THE UTERUS: REPORT OF A CASE AND LITERATURE REVIEW
Uterine lymphoma is a rare disease therefore, information regarding histologic type, immunophenotype of tumor cells and etiologic factors are limited. although secondary involvement of the genital tract occurs in up to 40% of cases• of disseminated lymphoma, lymphoma presenting with primary female genital tract . symptomatology is very unusual. We report a case of B-cell lymphoma in the ut...
متن کاملA rare ovarian tumor, leydig stromal cell tumor, presenting with virilization: a case report
Leydig stromal cell tumor is a rare ovarian tumor that belongs to the group of sex-cord stromal tumors. They produce testosterone leading to hyperandrogenism. We present a 41yr old woman with symptoms of virilization and a mass of right adenex via ultra Sonography, and a rise of total and free serum testosterone. An ovarian source of androgen was suspected and a surgery performed. A diagnosis ...
متن کاملNeuroendocrine Carcinoma of the Stomach A Case Report
Gastric neuroendocrine carcinoma is a rare tumor which has a poor prognosis. Herein, we present a 55-year-old woman who presented with complaints of recurrent vomiting, hematemesis and weight loss. Endoscopic examination showed a large ulcerated mass in the antrum. Microscopic evaluation of the specimen taken through biopsy was compatible with a small round cell tumor. However, definitive histo...
متن کاملA Very Rare Case Report of Neuroendocrine Tumor of the Inguinal Node
Background & Aim: Endocrine tumors are amongst the neoplasms with low prevalence that are found most often in the gastrointestinal tract, breast, and infrequently in the lymph nodes of the inguinal region. Case report: In this report a 42-years woman who referred to a doctor with a chief complaint about the presence of a mass in the right thigh. The mass was removed by surgery and after being ...
متن کامل