This 81 y/o man has right lower exbremity myxofibrosarcoma with initial
Presentation of painful swelling lesion, lateral to tibia and below knee area
for several months. He visited 麻豆新樓, hospital for help in August 2015.
Excision of the lesion was done and the pathology showed myxofibrosarcoma,
FNCLLC grade 2, surgical margin less than lmm.