cytopathology conference 10/20/05 - case 6
DESCRIPTION
Cytopathology Conference 10/20/05 - Case 6TRANSCRIPT
Cytopathology Conference
10/20/2005
Case 6
64-year-old female with a history of a left breast mass
Differential Diagnosis
• Colloid carcinoma
• Mucocele with an intraductal papilloma
• Fibroadenoma with mucoid stromal degeneration
Diagnosis?
Mucocele with an associated Intraductal Papilloma
Papilloma: Benign Features
• Well developed fibrovascular core – Arborizing fronds
– Club-like fronds can have adenomatous component
• Two Cell types– Myoepithelial cell variably distinctive but
always present
Differential
• Colloid Carcinoma– Irregular groups of cells
– More single intact cells
– Abnormal nuclei
– Older patients
Comparison: Colloid Carcinoma
Comparison: Colloid Carcinoma