| UOQ | upper outer quadrant |
|---|---|
| CEA | Carcino-Embryonic Antigen [HP 1825-6] ; Oncofetal Antigens ; Glycopro... |
| PNET | Primitive Neuro-Ectodermal(-Epithelial) Tumor |
| BET | benign epithelial tumor; bleeding esophageal varix; Brunauer-Emmet-Teller [method] |
| BLEL | benign lympho-epithelial lesion |