منابع مشابه
Granulocyte Colony-Stimulating Factor-Producing Carcinoma of Unknown Primary Site
Granulocyte colony-stimulating factor (G-CSF)-producing nonhematopoietic malignancies have been reported in various organs and are associated with a poor clinical outcome. Moreover, carcinoma of unknown primary site (CUP) is an uncommon malignancy that occurs in about 2-6% of cancer patients. CUP also has a poor prognosis due to its missing profile. Since both G-CSF-producing carcinoma and CUP ...
متن کاملCancer of unknown primary site.
Copyright © 2014 Massachusetts Medical Society Cancer of unknown primary site is a heterogeneous group of cancers for which the anatomical site of origin remains occult after detailed investigations.1,2 The emergence of sophisticated imaging, immunohistochemical testing, and molecular-profiling tools has influenced our approach to unknown primary cancer, although it has also increased the ambig...
متن کاملAdenocarcinoma of Unknown Primary Site
BACKGROUND Metastatic cancer of unknown primary site occupies 0.5-10% of all diagnosed cancer patients and includes various tumors with diverse responses to systemic chemotherapy. Adenocarcinoma of unknown primary site (ACUPS), the most common subtype, has no standard treatment, rarely responds to conventional treatment and has a poor survival rate. METHODS The retrospective study was perform...
متن کاملTranscervical ultrasound identifies primary tumor site of unknown primary head and neck squamous cell carcinoma.
H ead and neck squamous cell carcinomas (HNSCCs) of unknown primary site (UP) account for approximately 4% of HNSCCs. These cases have historically been subclinical tumors arising from the nasopharynx, hypopharynx, or oropharynx. In the era of human papillomavirus (HPV)–positive HNSCCs, the presence of HPV in cervical malignancy of UP has been strongly associated with oropharyngeal primary tumo...
متن کامل[Metastatic cancer of unknown primary site].
The history, physical examination, radiographic and laboratory studies and histological diagnosis must be completely evaluated to search for the primary tumor. For diagnosis of cervical lymph node metastasis, not only whole body examination but also head and neck examination is important in which quadrascopy (nasopharyngeal, laryngeal and esophageal fiberoscopy and bronchoscopy) must be perform...
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ژورنال
عنوان ژورنال: JAMA Oncology
سال: 2015
ISSN: 2374-2437
DOI: 10.1001/jamaoncol.2014.277