Pleomorphic rhabdomyosarcoma

Pleomorphic rhabdomyosarcoma

Definition

An aggressive malignant mesenchymal neoplasm with skeletal muscle differentiation, occurring in adults and rarely in children. The tumor is characterized by the presence of bizarre round, spindle, and polygonal cells. Clinical presentation includes a rapidly enlarging painful mass usually of the lower extremities.

Also known as pleomorphic rhabdomyosarcoma — per MONDO

Also identified as

Affected Organs

Organ Involvement Source
Muscle tissue Disease Has Primary Anatomic Site NCIT · CC BY 4.0
Musculature Disease Has Associated Anatomic Site NCIT · CC BY 4.0
Musculoskeletal system Disease Has Associated Anatomic Site NCIT · CC BY 4.0
Striated muscle tissue Disease Has Primary Anatomic Site NCIT · CC BY 4.0