RESIDENT CASE STUDIES

Week 10 June 23 - June 27, 2003: Case 1

Table of Contents | List of Diagnoses | Case 1 | Case 2 | Case 3

71 year old female with right breast tumor

Questions:

1. The histologic features are most consistent with:
   1. Chondrosarcoma
   2. Malignant phyllodes tumor 
   3. Metaplastic carcinoma
   4. Adenoma with chondroid metaplasia
   5. None of the above

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2. The following is true of the tumor:
   1. It is also known as malignant phyllodes tumor
   2. It nearly never stains for cytokeratin
   3. Extensive sampling may be needed to identify the carcinomatous component
   4. All of the above 
   5. None of the above

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Week 10 Case 1 Discussion