11. 33 year old woman with a 5 cm. mass in the proximal right thigh, which had been slowly enlarging for 4-5 years.   

Diagnosis = Extra-abdominal Desmoid Tumor (Aggressive Fibromatosis)

(Mouse-swipe link below, right-click, & choose "Open Link")

https://en.wikipedia.org/wiki/Aggressive_fibromatosis