Cancer of Unknown Primary Site: Real Entity or Misdiagnosed Disease?

Cancer 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...

[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...

Adenocarcinoma 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...

Management of patients with cancer of unknown primary site.

Cancer of unknown primary site represents approximately 3% to 5% of all new cancer diagnoses. Adenocarcinomas account for 60% of all unknown primary cancers and poorly differentiated carcinomas or adenocarcinomas, for 30%. Historically, the prognosis for most patients with unknown primary tumors has been poor, with survival often less than 6 months from diagnosis. Recent advances in diagnostic ...

Carcinomas of an unknown primary site: a curable disease?