Case 256 - Discussion

Uploaded: 2008-08-24, Updated: 2008-08-24

 

  • Diagnosis: RIGHT LEG, BELOW KNEE AMPUTATION:

    • Chondroblastic osteosarcoma of the foot involving calcaneum.

    • Histologic grade: 3/4.

    • Maximum tumor dimension: 11.0 cm

    • Soft tissue and bone resection margins free of tumor; tumor is at least

    • No lymphovascular invasion identified.

The Key Features

 

CLINICAL FEATURES

 

GROSS FINDINGS

 

MICROSCOPIC FINDINGS

 

SUBTYPES

 

DIFFERENTIAL DIAGNOSES

 

IMMUNOHISTOCHEMISTRY AND SPECIAL STAINS

 

ELECTRON MICROSCOPIC FINDINGS

 

CYTOGENETIC STUDIES

 

TREATMENT AND PROGNOSIS

 

REFERENCES