The success of IVF can vary from person to person and case to case. A doctor must ensure that couples banking on it also understand its limitations. Staff Writer | GDCS 28, Aug. Bengaluru It isn’t that IVF will 100 per cent help bring a child into the world. Couples, before they put their hope in it, must be aware that failure rates too are high, says Dr. Mangala Devi , the chief gynaecologist at Smile Baby IVF in Bengaluru. “As technologies, IVF or other assisted reproductive therapies are pretty sound these days. The doctors, too, are adept at using them. However, much depends on how the couples themselves respond to the treatment,” says Dr. Mangala . Today, it is possible during IVF treatment to identify and segregate the healthy sperms and eggs from those that are deficient. It is also possible to induce the best of them to fuse inside the woman when she is at her most fertile. And if, for some reason, it can’t happen, the sperms and e...