05 March 2021
: Case report
A 58-Year-Old Man with a Painful Gluteal Mass as the First Presentation of Metastatic Adenocarcinoma of the Lung
Unusual clinical course, Challenging differential diagnosis, Rare coexistence of disease or pathology
Ayesha Siddiqa1ABCDEF*, Asim Haider1ABCDEF, Maham Mehmood1ABCDEF, Monica Bapna1ABCDEFDOI: 10.12659/AJCR.928122
Am J Case Rep 2021; 22:e928122
Figure 5. Gluteal mass biopsy (immunohistochemistry, magnification ×400) showing tumor cells are strongly immunoreactive to cytokeratin 7 (CK 7).






