"I watched her mature and blossom from a young medical school graduate to a fabulous experienced pediatric anesthesiologist," he said.

Dr Eappen said she performed her job with both great skill and compassion.

"Everyone at Mass. Eye and Ear really loved her," he said. "It is desperately hard for all of us to fathom that our friend who never failed to brighten our days is no longer with us."

Prosecutors corrected earlier reports that police shot a suspect after he opened fire on them inside the couple's apartment on Friday night.

​Daniel Conley, Suffolk county district attorney, held a news conference to correct earlier reports, stating that earlier suggestions that the suspect fired at police were incorrect.

Mr Conley also contradicted earlier statements made by Boston police commissioner William Evans, who said he believed the doctors knew their assailant, stating that there was no evidence to suggest that.

Teixeira was shot three times after police confronted him in the couple's condo on Friday night.