In the future can they reverse menopause?
If McCoy can grow a new kidney with a pill, they should be able to breath new life into most any part of the human body that says "Hell no. Bury me please."
Or they could just clone a surrogate? Or farm new parts from a clone. Or just mix up a baby in a test tube with ooze and dna from Janeway and some other person, male or female?
Then Mulcahey didn't consider that Borg Clone his son or brother, so after the Eugenics war there's probably a whole formal thought process for dealing with dopplegangers, that considering the state of the law in the 24th century seems to be life time incarceration...