and mesenchymal tumors arising from the supporting tissues of the dermis and subcutis, such as fibrous connective tissue (fibrosarcoma), blood vessels (hemangioendothelioma, hemangiopericytoma ...

uq.edu.au The fascial system builds a three-dimensional continuum of soft, collagen-containing, loose and dense fibrous connective ... adipose tissue, adventitia, neurovascular sheaths, aponeuroses, ...