Home   Chapter Home   Jobs   Conferences   Fellowships   Books



Advertisement


Advertisement

General
=========================================================================

Terminology
=========================================================================

Epidemiology
=========================================================================

Sites
=========================================================================

Etiology
=========================================================================

Clinical features
=========================================================================

Radiology
=========================================================================

Prognostic factors
=========================================================================

Case reports
=========================================================================

Treatment
=========================================================================

Gross description
=========================================================================

Micro description
=========================================================================

Micro images
=========================================================================


AFIP:

Missing Image

Figure 1

Missing Image

Figure 2

Missing Image

Figure 3

Missing Image

Figure 4

Missing Image

Figure 5

Missing Image

Figure 6



Fig 1: Solitary cutaneous lesion features zones of fibrous tissue with bundles of myofibroblasts and prominent thin-walled vessels
Fig 2: High power shows interface with normal collagen
Fig 3: Biphasic with immature cells in hemangiopericytoma pattern and bundles of myofibroblastic cells
Fig 4: Central hemangiopericytic area is rimmed by hyalinized myofibroblastic area
Fig 5: Junction between myofibroblastic cells and immature spindled cells
Fig 6: Myofibroblastic spindle cells and immature cells are arranged in hemangiopericytic pattern


Missing Image Missing Image Missing Image

Infant lesion, arm tumor

Missing Image

Poorly circumscribed nodular tumor

Missing Image

Well circumscribed tumor

Missing Image

Missing Image Missing Image Missing Image Missing Image

Cellular and keloid-like areas

Missing Image

Intracranial tumor

Missing Image Missing Image Missing Image

Myofibroblasts around capillaries and sclerosing areas

Missing Image

Tumor infiltrates skeletal muscle

Missing Image

SMA

Missing Image

Resembling hemangiopericytoma

Missing Image

Fascicles of myofibroblastic cells

Missing Image

Smooth muscle actin+

Missing Image Missing Image

Tumor is CD34-, desmin-; vessels are CD34+ desmin+




Courtesy of Dr. Mark R. Wick:

Missing Image Missing Image Missing Image Missing Image

Infantile type

Missing Image Missing Image Missing Image Missing Image Missing Image Missing Image

Solitary, adult type

Virtual slides
=========================================================================

Missing Image

Myofibroma

Positive stains
=========================================================================

Negative stains
=========================================================================

Electron microscopy description
=========================================================================

Differential diagnosis
=========================================================================

End of Soft Tissue > Fibroblastic / myofibroblastic tumors > Myofibroma / myofibromatosis



Advertisement


This information is intended for physicians and related personnel, who understand that medical information is often imperfect, and must be interpreted in the context of a patient's clinical data using reasonable medical judgment. This website should not be used as a substitute for the advice of a licensed physician.

All information on this website is protected by copyright of PathologyOutlines.com, Inc. Information from third parties may also be protected by copyright. Please contact us at copyrightPathOut@gmail.com with any questions (click here for other contact information).