Marzia has dedicated the past decade to treating some of Kabul's poorest women, but the midwife has now packed up her stethoscope along with a few precious photos, ahead of leaving Afghanistan with her husband and son.

The health worker is part of a major brain drain of professional women — entrepreneurs, lawyers, scientists, journalists and more — that many predict will set the country back decades.

"I am not leaving happily, but with a broken heart," she said.