Oncocytic carcinoma of the breast

Histopathology

The tumour cells have pink granular cytoplasm and monomorphic nuclei with prominent nucleoli. They form a cribriform or solid pattern.

Immunohistochemistry

• Antimitochondrial antibody: positive1

• GCDFP: usually negative1

Ultrastructure

Numerous mitochondria are present.

References

1 Putt TC, Pinder SE, Elston CW, et al. Breast pathology practice: most common problems in a consultation service. Histopathology 2005; 47:445-57

This page last revised 28.11.2005.

©SMUHT/PW Bishop