| PCOS | polycystic ovary syndrome | 多囊卵巢综合征 |
| PCOS | Polycystic Ovarian Syndrome | 多囊卵巢综合征 |
| PCOS | Partial Coronary Obstructive Syndrome | 部分冠状动脉阻塞综合征 |
| PCOS | Personal Computer Operating System (Olivetti PC) | 个人计算机操作系统（Olivetti PC） |
| PCOS | Poly Cystic Ovarian Syndrome | 多囊卵巢综合征 |
| PCOS | Poly-Cystic Ovarian Syndrome | 多囊卵巢综合征 |