| Op, op. | Operation; 수술 |
|---|---|
| VSD | Ventricular Septal Defect ? Types of VSD 1. Subpulmonic(=... |
| BI | background interval; bacterial or bactericidal index; base-in [prism]; basilar impression; Billroth ... |
| BII | beat inclusion index; Billroth II [operation]; butanol-insoluble iodine |
| BOR | basal optic root; before time of operation; bowels open regularly; branchio-oto-renal [syndrome] |