WSI21-138-Case-18
From MGH Learn Pathology
Annotations and notes
Clinical history
88 yo f w/ a 4.3 cm breast mass
Diagnosis
Poorly differentiated carcinoma Resection diagnosis: Metaplastic carcinoma, invasive, grade 3/3 with <50% ductal differentiation and 95% non-specific mesenchymal differentiation (polygonal, round, and spindle cells)
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