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Soft tissue
Fibroblastic / myofibroblastic tumors
Juvenile hyaline fibromatosis

Reviewer: Lauren N. Stuart, M.D., M.B.A. (see Reviewers page)
Editor: Jerad M. Gardner, M.D.
Revised: 15 April 2013, last major update April 2013
Copyright: (c) 2002-2013, PathologyOutlines.com, Inc.

Definition
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Terminology
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Epidemiology
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Sites
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Etiology
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Clinical features
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Laboratory
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Radiology
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Case reports
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Treatment
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Clinical images
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Multiple subcutaneous nodules
Nodules on pinna of ear
Large ulcerated nodules on back
Gingival hyperplasia
Multiple skin papules
Recurrent lesions

Gross description
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Gross images
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Nodules with gelatinous surface

Micro description
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Micro images
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Sparse, uniform spindle cells
PAS+ matrix

Amorphous hyaline matrix in dermis with fibroblasts

Dermal oval/polygonal cells with retraction artifact

Cytology description
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Cytology images
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Scant spindle cells

Positive stains
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Negative stains
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Electron microscopy description
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Differential diagnosis
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Additional references
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End of Soft tissue > Fibroblastic / myofibroblastic tumors > Juvenile hyaline fibromatosis


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