what do you think about the situation
It depends on the situation. In someplaces there are hugs all around. In some it's frowned upon. It would depend on the individual you're hugging. You could wait till they hug you and see, or try it once to see if yopu get hugged back. You could even ask for a hug!
You should contact your doctor or hospital. If you can try to contact different ones. Sometimes if you ask a general question the doctors will answer you even if they are not your appointed doctors. With several professional opinions you should feel more comfortable that you are getting the necessary tests.