May182012
Synovial Chondromatosis
Summary
Synovial chondromatosis is the rare and benign metaplasia of the synovial membrane resulting in the formation of multiple intra-articular cartilaginous bodies. Synovial chondromatosis is known by several other names including articular chondrosis and synovial chondrosis. This self-limited and non-aggressive condition occurs most commonly in the knee...阅读全文
作者：aadmina | 分类：临床病例（每日更新） | 阅读： |
抢沙发
May182012
Post radiation osteosarcoma – post radiation sarcoma
Post-radiation osteosarcoma is a type of secondary osteosarcoma (OS). It is defined as an osteosarcoma that occurs in the tissues that were treated with radiation for some other disease process. The tumor occurs after a latency period of several years (average is 17 y) following the radiation treatment, and is a direct complication of the treatment.
The inci...阅读全文
作者：aadmina | 分类：临床病例（每日更新） | 阅读： |
May182012
Post – Paget’s Sarcoma
Paget’s sarcoma is a secondary sarcoma that occurs in patients with long-standing Paget’s disease. The incidence is declining due to improved treatment of Paget’s disease.
Most patients are older than 60.
This tumor occurs in patients with known Paget’s disease who have experienced a fracture or a new painful swelling in an involv...阅读全文
作者：aadmina | 分类：临床病例（每日更新） | 阅读： |
May182012
Subchondral cyst
Summary
Subchondral bone cyst presents as a tumor mimic when a patient with known cancer is found to have a cyst near a joint.
This lesion occurs mostly in older individuals, often over 60.
This lesion presents with gradual onset of pain in a joint.
This lesion occurs near arthritic joints, especially the hip and knee.
The cyst is treated i...阅读全文
作者：aadmina | 分类：临床病例（每日更新） | 阅读： |
May182012
Plantar fibroma – Foot and Ankle
Plantar fibromatosis is a non-encapsulated thickening and proliferation of the central and medial bands of the plantar fascia.
Patient’s present in their second third and fourth decade.
Most patients are asymptomatic, but some have activity related pain. One third to half of the patients have bilateral nodules.
The lesion appears as a poorly de...阅读全文
作者：aadmina | 分类：临床病例（每日更新） | 阅读： |
May182012
Solitary Myeloma
Summary
Solitary plasmacytoma is a large solitary focus of plasma cell proliferation.
This tumor has a median patient age of approximately 10 years younger than multiple myeloma.
Pain is the most common symptom. However, if the myeloma occurs in the spine, it will usually present with fast developing paraplegia and gibbous deformity due to the vert...阅读全文
作者：aadmina | 分类：临床病例（每日更新） | 阅读： |
May182012
Solitary Fibrous Tumor of Bone
Summary
Solitary fibrous tumor is an uncommon tumor that may arise on the surface of the pleura.
It is extremely rare in bone
Complete Information on this Tumor
Introduction and Definition:
Solitary fibrous tumor is an uncommon tumor that may arise on the surface of the pleura.
It is extremely rare in bone
This tumor is thought to arise from mesen...阅读全文
作者：aadmina | 分类：临床病例（每日更新） | 阅读： |
May182012
Pigmented Villonodular Synovitis – Foot and Ankle
Pigmented villonodular synovitis (PVNS) and giant cell tumor of tendon sheath are benign tumors that are characterized by invasive and destructive proliferation of synovial tissue within a joint or tendon sheath.
The peak aged diagnosis is in the 20s, with men and women equally affected.
The lesion most commonly presents as a localized, nodular mass in o...阅读全文
作者：aadmina | 分类：临床病例（每日更新） | 阅读： |
May182012
Pigmented Villonodular Synovitis
Pigmented villonodular synovitis (PVNS) is a locally aggressive synovial tumor. There are two forms of PVNS: diffuse and nodular. Nodular occurs most commonly in the hands and diffuse is found most commonly in the knee. PVNS may also occur in the hips and ankle.
PVNS has the highest prevalence during the third and fourth decades and it affects males and fema...阅读全文
作者：aadmina | 分类：临床病例（每日更新） | 阅读： |
May182012
Periosteal osteosarcoma
Periosteal osteosarcoma is the second most common surface osteosarcoma.
The tumor occurs in young adults, most commonly in the tibia and femur.
Patient’s present with pain and a mass.
The lesion can be seen on the x-ray in the diaphyseal area of the bone, there may be erosion of the cortex with the tools of bone that are perpendicular to the su...阅读全文
作者：aadmina | 分类：临床病例（每日更新） | 阅读： |