She then fell into a 'severe depression' and her health grew worse when she was diagnosed with pneumonia.
Her terrible mental state made the mother-of-two 'indifferent' to her physical health.
Anna did not seek medical help until it was too late - and she died six months after the death of her beautiful daughter.
Oleinikov is due to stand trial for his daughter's rape and murder and faces up to 20 years behind bars.
Can you die of a broken heart?
York and Stirling university researchers say grieving families are up to four times more likely to die in the 10 years following the death of a child.
Other studies suggest there is a similar devastating effect after the death of a partner - which is known as dying of a 'broken heart'.
It was found that stress generated from a death can lead to a 'suppression of the immune system', which 'thereby increases one's propensity to disease'.