Ortho Oracle - orthopaedic operative atlas

Syringomyelia

– See: Myelodysplasia: – Discussion:     – syringomyelia is a condition in which tubular cavity, or syrinx, in central area of spinal cord gradually expands leading to progressive myelopathy;     – it is associated w/ disturbed hydrodynamics of cervical spinal fluid w/ or w/o associated obstruction at the cranial cervical junction;     … Read more

Synthes IM Femoral Nail Insertion Technique

– See: (Synthes Product Menu)       – Reaming and Nailing Maneuver       – Intramedullary Nailing       – Miss A Nail Technique       – Spiral Blade – Incision and Entry into Meduallary Canal     – Proximal Inter-Locking – Distal Interlocking

Synovium of the Knee

– See: – Bursae of the knee: – Pigmented Villonodular synovitis – Discussion: – synovial cavity is deepest layer of joint capsule & it often has several embryological invaginations called plica that persist into adult life; – these may cuase anterior knee symptoms, – although synovium membrane is attached all around, above to articular margins … Read more

Synovium

– See:       – Pigmented Villonodular Synovitis       – Friction and Lubrication       – synovial fluid       – Synovium of the Knee       – Synovial Plica – Discussion:     – synovial membrane is innermost portion of capsular ligament of synovial joint;     – … Read more

Synovial Sarcoma

– See: Soft Tissue Tumor Menu – Discussion:     – 4th most common soft-tissue sarcoma (5 to 10 percent of all cases of soft-tissue sarcoma)     – tumor derived from the synovial tissues found along fascial planes, periarticular structures, and rarely, in joints;              – it may involve the … Read more

Synovial Plica

– Discussion: – synovial plica are folds of embryonic remnants of synovial membrane which, in fetus, divide knee is divided into medial, lateral, & patellar compartments; – although these membranes normally degenerate by the second trimester, (allowing knee to become one cavity), incomplete membrane degeneration will lead to the formation of plica – Medial (Shelf) Plica … Read more

Synovial Chondromatosis

Discussion a monarticular synovial proliferative disease which is characterized by the metaplastic conversion of cartilagenous tissue to ossified loose bodies; cartilagenous or osteocartilaginous metaplasia takes place w/in the synovial membrane of joints, bursae, or tendon sheaths; seen most often in middle-aged men; pts report pain and limitation of motion; location over one-half of cases occur … Read more