#CowdenSyndrome PTEN
#CaseReport
A compound case with bilateral breast tumors
24.4 x15.5 cm
15 x15 cm
TN
node+
+recurring left chest wall lesion 5.2 ×4.5 cm
+multi-organ lesions
TAS-117 pan-Akti
All lesions stabilized in 3.8 y
#BJCRep 2026
www.nature.com/articles/s44...
#CowdenSyndrome PTEN
#CaseReport
A compound case with bilateral breast tumors
24.4 x15.5 cm
15 x15 cm
TN
node+
+recurring left chest wall lesion 5.2 ×4.5 cm
+multi-organ lesions
TAS-117 pan-Akti
All lesions stabilized in 3.8 y
#BJCRep 2026
www.nature.com/articles/s44...