15 April 2025
: Case report 
Aggressive Squamous Cell Carcinoma of Unknown Primary: Isolated Inguinal Metastasis and Uncommon Progression
Unknown etiology, Unusual clinical course, Challenging differential diagnosis, Unusual setting of medical care, Rare disease
Beril Balci Topuz ABDEF 1*, Mustafa Seyyar BD 2, Meltem Ozturk Iyilikci EF 1, Gozde Ertunc DF 3, Elif Yumuk E 4, Evren Uzun E 5DOI: 10.12659/AJCR.946689
Am J Case Rep 2025; 26:e946689
Figure 1. The PET-CT images at diagnosis show isolated metastasis to the left inguinal lymph node (blue arrow) with no pathological involvement in other areas.