fibrous dysplasia


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Related to fibrous dysplasia: monostotic fibrous dysplasia

fibrous dysplasia

[′fī·brəs dis′plā·zhə]
(medicine)
Extensive formation of fibrous tissue and transformation of bony tissue in one or more bones.
Development of abnormal amounts of fibrous tissue in the mammary glands.
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There are three clinical forms of fibrous dysplasia.
FIBROUS dysplasia causes a young person's developing and immature skeleton to become abnormal.
The features of fibrous dysplasia that differ from osteoma are poorly differentiated bone with woven bone spicules embedded in fibrous tissue and an absence of osteoblasts.
Certainly, morphological similarities between the outside biopsy and fibrous dysplasia factored into the original diagnosis of a benign fibro-osseous lesion.
On imaging, it may be impossible to differentiate from fibrous dysplasia.
Fibrous dysplasia is generally a well-circumscribed, tan-grey mass that is dense and variably fibrous with a gritty quality due to the presence of bone trabeculae, although it is often curetted and not removed en masse.
Fibrous matrix is commonly described as "ground glass" or hazy in appearance, as seen in fibrous dysplasia.
Fibrous dysplasia is a benign idiopathic skeletal disorder that occurs when normal cancellous bone is replaced by abnormal fibrous tissue.
Hypophosphatemic rickets and osteomalacia in polyostotic fibrous dysplasia.
The diagnosis of polyostotic fibrous dysplasia had been established by radiologic and physical examinations.
The frozen section results for bone taken during the operation were negative for either abnormal cells or an infectious process; therefore, fibrous dysplasia was confirmed as the source of JW's symptoms.
If periostitis is present, fibrous dysplasia, solitary bone cyst, nonossifying fibromas, and enchondromas can be removed from consideration unless complicated by fracture.