synovial process

(1) An obsolete term formerly used for any fold or redundancy of the synovial membrane—e.g., pigmented villonodular synovitis.
(2) Synovial villus; villus synovialis [NH3/NA6].

References in periodicals archive ?

Histologically, PVNS reveals a hypertrophic synovial process that is characterized by villous, nodular, or villonodular proliferation and hemosiderin pigmentation.

An unusual case of diffuse pigmented villonodular synovitis of the shoulder: A multidisciplinary approach with arthroscopic synovectomy and adjuvant radiotherapy

MRI of this case showed erosions on both sides of the joint, which is consistent with a synovial process (Figure 1).

Pigmented villonodular synovitis of the elbow

The appearance of PVNS on MRI is often characteristic; it presents as a heterogeneous synovial process that extends away from the joint space.

Fine-needle aspiration biopsy diagnosis of "invasive" temporomandibular joint pigmented villonodular synovitis: clinical, imaging, and cytopathologic correlation