Surgical Pathology Criteria

Gastrointestinal Tract Leiomyosarcoma

Supplemental Studies

Immunohistology

Smooth muscle actin 100%
Desmin 50-60%
CD117 0%
CD34 Rare*
S100 0%
GFAP 0%

*one CD34 positive case reported

Genetic Studies

Stanford Medicine Resources:

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