Q. I am an Air National Guardsman with more than 30 years of service and a dual-status federal technician. I have bought back my military time, so with everything, I have almost 29 years’ federal civil service. I am 52, so I’m about four years away from my minimum retirement age. Due to some health issues, I’ve very recently been put in a “not eligible for worldwide service” category and will have to go to a medical evaluation board. If militarily retired, I know I will lose my technician position. How will these scenarios affect my retirements? A. To see…