joints/ST PALM 750

eburnation, loose bodies, osteophytes, subchondral sclerosis is characteristic of what disease?

osteoarthritis also known as degenerative joint disease

a chronic autoimmune disorder attacking the joints creating a nonsuppurative proliferative and inflammatory synovitis with CD4+ helper cells, CCPs, and formation of pannus is known as

rheumatoid arthritis

what deformity of the hand can be produced by rheumatoid arthritis?

swan neck deformity

this cyst lacks a cell lining and has no communication with the joint space. it is formed by cystic or myxoid degeneration of connective tissue

ganglion cyst

this cyst results from herniation of synovium through a joint capsule or bursae, a common example is bakers cyst

synovial cyst

this tumor is a benign neoplasm developing in the synovium lining, it is characterized by red-brown tangled folds with fingerlike projections and nodules

tenosynovial giant cell tumor

this is a benign tumor of fat arising in subcutis of proximal extremities of the trunk

lipoma

this tumor is a malignant tumor of adipose tissue and is the most common sarcoma of adulthood developing in deep soft tissues consisting of mature adipocytes with scattered atypical spindle cells

liposarcoma

this lesion present following trauma and is a self limited fibroblastic and myofibrolastic proliferation in young adults in the upper extremities

nodular fasciitis

this disease is a benign grown that causes a local deformity of spindle cells arranges in fascicles, has a palmar, plantar, and penile form

superficial fibromatosis

this lesion is characterized by infiltrative masses that do not metastasize, found in the musculoaponeurotic structures of the abdominal wall and vary from 1-15 cm in greatest diameter

deep fibromatosis also known as desmoid tumor

this malignant mesenchymal tumor with skeletal muscle differentiation has 4 subtypes, one being sarcoma botryoides which has the best prognosis

rhabdomyosarcoma

this is a benign tumor of smooth muscle most commonly found in the uterus

leiomyoma

this malignant tumor of smooth muscle develops in deep soft tissues of extremities and retroperitoneum, presents as a painless firm mass and can be deadly when arise from great vessels

leiomyosarcoma

this tumor is a misnomer and commonly metastasizes to the lungs, IHC can help differentiate from other sarcoma because they are positive for epithelial antigens

synovial sarcoma