Leaking cerebrospinal fluid (CSF) from the nose can be dangerous because it indicates a breach in the protective barrier between the brain and the nasal cavity, often caused by trauma, surgery, or spontaneous defects. This leak increases the risk of serious infections like meningitis, as bacteria can travel through the opening into the brain. However, after rhinoplasty, a clear nasal discharge might occur due to surgical trauma, inflammation, or excess fluid in the sinuses, and it’s usually not