Summary
Rare tumours are a heterogeneous group of conditions that encompass benign to malignant lesions both of stromal and epithelial origin. Here some of these tumours are described, in which the authors have most familiarity. An outline of medullary carcinoma is also presented.
| Abbreviations | ||
| ACC | = | adenoid cystic carcinoma |
| ACCA | = | acinic cell carcinoma |
| BTRTC | = | breast tumours resembling the tall cell variant of papillary thyroid carcinoma |
| ILC | = | invasive lobular carcinoma |
| LASC | = | low grade adenosquamous carcinoma |
| LEC | = | lymphoepithelioma-like carcinoma |
| MC | = | medullary carcinoma |
| PLA | = | polymorphous adenocarcinoma |
| PLGA | = | polymorphous low grade adenocarcinoma |
| RD | = | Rosai Dorfman disease |
| SyT | = | syringomatous tumour of the nipple |
| Abbreviations | ||
| ACC | = | adenoid cystic carcinoma |
| ACCA | = | acinic cell carcinoma |
| BTRTC | = | breast tumours resembling the tall cell variant of papillary thyroid carcinoma |
| ILC | = | invasive lobular carcinoma |
| LASC | = | low grade adenosquamous carcinoma |
| LEC | = | lymphoepithelioma-like carcinoma |
| MC | = | medullary carcinoma |
| PLA | = | polymorphous adenocarcinoma |
| PLGA | = | polymorphous low grade adenocarcinoma |
| RD | = | Rosai Dorfman disease |
| SyT | = | syringomatous tumour of the nipple |