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Article

Putative lung adenocarcinoma with epidermal growth factor receptor mutation presenting as carcinoma of unknown primary site: A case report.

Medicine - 1 Feb 2018

Yamasaki Masahiro, Funaishi Kunihiko, Saito Naomi, Sakano Ayaka, Fujihara Megumu, Daido Wakako, Ishiyama Sayaka, Deguchi Naoko, Taniwaki Masaya, Ohashi Nobuyuki, Hattori Noboru

Abstract excerpt

RATIONALE: Only a few cases of putative lung adenocarcinoma presenting as carcinoma of unknown primary site (CUP) with epidermal growth factor receptor (EGFR) mutation have been reported, and the efficacy of EGFR-tyrosine kinase inhibitors (TKIs) for these cases is unclear. PATIENT CONCERNS AND DIAGNOSES: A 67-year-old man complained of paresis of the right lower extremity, dysarthria, and memory disturbance....

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Identifiers

PMID: 29443782
DOI: 10.1097/MD.0000000000009942
PMCID: PMC5839817

Genes

EGFR

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PubMed metadata and Literature Corpus relationships. Corpus snapshot updated 7 Sept 2026. Manifest publication-graph-cohort-2026-09-07.1.

Source receipt: pubmed, retrieved 7 Sept 2026.

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