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Soft tissue tumors
Mesenchymal tumors
Mesenchymoma

Reviewer: Vijay Shankar, M.D. (see Reviewers page)
Revised: 10 March 2013, last major update November 2012
Copyright: (c) 2003-2013, PathologyOutlines.com, Inc.

See subtypes below: benign, malignant

Definition
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AFIP Third Fascicle and WHO dislike this terminology, and recommend:
  1. Describing as mixed mesenchymal neoplasm and specifying the components or
  2. Classifying based on predominant mode of differentiation and mentioning the other component(s)


Benign mesenchymoma
Definition
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Case reports
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Micro images
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Stomach tumor
Dense fibrous tissue, woven bone and cartilage like areas
Loose vascular mesenchyme, smooth muscle and fat
Fibrous, mature fat, and muscle tissue


Malignant mesenchymoma
Definition
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Sites
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Prognostic factors
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Case reports
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Treatment
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Gross images
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Deep gluteal muscles
Rectus femoris muscle
Micro images
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Pleural tumor
Deep gluteal tissues
Rectus femoris muscle
Anterior thigh muscles
Uterus
Deep tissues in lateral neck
Leg
Liver
Retroperitoneum
Spindle cell component
Chondrosarcoma region
Area of bone formation
End of Soft tissue tumors > Mesenchymal tumors > Mesenchymoma


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