Cryptic pregnancy: 'I didn't know I was having a baby' | BBC News

What is a cryptic pregnancy?

When Tawana, 21, was admitted to hospital with chestpains, she had no idea she was eight monthspregnant. She had the contraceptive implant and even had a negative pregnancy test.

She was experiencing a cryptic pregnancy. A paperpublished in the British Medical Journal in 2002estimated that it occurs in about one in every 2,500pregnancies - suggesting about 320 cases in the UK every year.

Tawana joins Jonelle and Kirsty in theReliable Saucestudio, along with her partner Emmanuel and theirone-year-old baby River, to share their story.

How often do cyptic pregnancies happen? And who ismost likely to experience them? BBC health reporter Elena Bailey explains.