Case 69

Surgical Pathology Case
 

CLINICAL INFORMATION

  A 45-year-old male had a soft tissue tumor with his right anterior thigh.

GROSS DESCRIPTION

 

The specimen consists of one large portion of red-brown skeletal muscle, 28.0 x 18.0 x 5.0 cm in dimension. On palpation, a firm large nodule is present within the specimen and the margin overlying it is inked black. Sectioning through the specimen reveals a well defined multilobular 9.0 x 6.0 x 8.0 cm pink-tan tumor with focal cystic areas. The lesion shows bosselation on the cut surfaces and focal calcifications are present. No areas of hemorrhage or necrosis are seen.

     
 
 

HE, 2

HE, 10

 
 

HE, 10

HE, 20

 
 

HE, 10

HE, 20

 
 

HE, 20

HE, 20

 
 

HE, 20

HE, 20

 
 

HE, 40

HE, 40

   
  HE, 40  
 

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Source: Department of Pathology, Creighton University Medical Center, Omaha, NE

Photo: Zenggang Pan

Discussion: Zenggang Pan