Surgical Pathology Criteria

Parachordoma

Supplemental Studies

Immunohistology

S100 Positive
CD8/18, CAM5.2 Positive
EMA Positive
CK34BE12 Negative
CKAE1 Negative
CK7, CK20 Negative
CEA Negative
Type IV Collagen Surrounds nests
CD57 Positive
Smooth muscle actin Negative
Muscle specific actin Negative
Desmin Negative
CD34 Negative
CD31 Negative

Genetic analysis

Stanford Medicine Resources:

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