She is, or was ( believe she is deceased) a woman. Astrid is a Scandinavian handle and means Star- analogous to Stella, Estelle, Etoile, etc. Queen Astrid (l905-35) was the short-lived Queen of...
There is not one specific STD that a women would get from a man, to a women, but the man shows no signs. A male or female could be asymptomatic to all of the STDs.