+ Fly with caution near Mercy Health - Queen City HealthPlex because medical helicopter activity. Flying a drone near hospital helipads is risky because helicopters often land or take off with little notice, and they operate at low altitudes where drones can be seen only by pilots in extreme conditions Air Methods. Even a small drone can cause a delay in emergency medical transport, which can be life‑threatening, as pilots may need to abort an approach to avoid a collision Air Methods. Additionally, documented near‑midair collisions between drones and helicopters have occurred, sometimes with serious injury or damage, underscoring the real danger of low‑flying unmanned aircraft in this environment FAASafety.gov.