You go in through the front door of the hospital and depending on how successful your treatment is determines whether you leave through the front door or in a box out of the back door.

I made the mistake of using my earned sick time at the W. M. Keck Observatory for essential surgery. When I returned to work the management team demanded my resignation numerous times, citing my essential surgery as a reason. The W. M. Keck Observatory taught me that using earned sick time in the USA may put your future employment at significant risk.

From the point that I returned to work from essential surgery to the point of being terminated, it was clear that the toxic W. M. Keck Observatory had declared war on me.

It was clear to me that using your earned sick time for essential surgery would put a target on your back at the toxic W. M. Keck Observatory.