Alveolar Soft Part Sarcomas (ASPS)

ASPS is characterized by a painless mass that most commonly arises in the leg or buttock

Tends to affect between 15 and 35 years of age

Affected individuals often have ASPS for years before a diagnosis is made

ASPS has high potential ability of metastasis - lung, brain and bone metastases are the most common

ASPS comprises less than 1% of sarcomas

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