| SICU | Surgical Intensive Care Unit | 外科重症室 |
| SICU | surgery intensive care unit | 外科重症监护室 |
| SICU | spinal intensive care unit | 脊柱重症监护室 |
| SICU | Synergy Integrated - Connects the Unconnected (Helsinki, Finland) | Synergy Integrated-连接未连接的（芬兰赫尔辛基） |
| SICU | Silicon Copper | 硅-铜 |
| SICU | stroke intensive care unit | 中风重症监护室 |