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Case 394

Surgical Pathology Case

 

CLINICAL INFORMATION

  54 years old male, worsening dysphagia for several months. No other significant symptoms or history. Image studies reviewed a mass lesion surrounding gastroesophageal junction. During surgery, a well-demarcated intramuscular soft tissue mass was resected.

GROSS DESCRIPTION

 

The encapsulated soft tissue mass measures 4.0 3.5 3.5 cm, and the section surface is lobulated and solid with gray-tan and pale-yellow appearance.

     
 
 

Gross

Section surface

     

MICROSCOPIC FINDING

 

Microscopically, the tumor shows typical features of a benign leiomyoma with SMA+, CD117- and S100-.

     
 

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

Photo: Zenggang Pan

Discussion: Zenggang Pan