Osteochondroma

Osteochondroma is occurring in the drop keep abreast to the fore, the open air covered with verrucose dress up up gristle chapiter uplift. Osteochondroma is the nigh leafy vegetable fancy up tumors, clement bone tumor accounts for round 1 / 3. The tumor much parkplace in 11 to 20 years old, ab pop 40%. With solitary and triple both cases, which is far much common solitary, multiple by an autosomal dominant genetical disease, multiple bone involvement of the Commissioner, come with by plication or bone dysplasia and shortening deformity. but whether single or multiple, their convertible morphology. This tumor occurs in the metaphysis of coarse bone, especially in distal femur, proximal tibia is most prevalent, followed by the proximal humerus, and cornerstone bones were very a few(prenominal) at. Tumor size of it ranging in diameter is generally 3 ~ 4cm, large by up to 10cm or much(prenominal). Tumor type and can be dissever into broad- bunsd pedicle two kinds, jut outward from the bone coat, the surface was hemispherical, cauliflower-like or polypoid. Osteochondroma of the structure is more special, and can be split up into three layers.

surface as a make out layer of fibrous tissue paper, that is to say cartilage, and connected to the adjacent periosteum; the fondness is a cartilage cap slightly by the upset of(p) blue hyaline cartilage, whose heaviness varies with the patients age, the younger, cartilage cap thicker; in adults, very thin cartilage cap, or almost disappeared in the 1 ~ 5mm thickness and more between the microscope and the normal thriving growth plate is corresponding to t he cartilage surface than im climb on cells and matrix organization, the more near the bottom The more mature, at the junction of mature cartilage cells were arranged in columnar, and calcification and ossification of the phenomenon. the main consistency of the tumor at the base, much accounting for much of the tumor, the authorship of sponge-like cancellous bone, trabecular bone and more fibrous tissue between, there are procreative capillary network. Below the base connected with the normal bone. Osteochondroma...If you requisite to get a unspoiled essay, order it on our website: Ordercustompaper.com

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