A woman has been detained after stabbing her ex-husband during a fight then posting a selfie posing with the blood-soaked man clearly visible.

Olga Vaori, 25, from Surgut in Russia, told her friends: 'It looks like I am a beast.'

She was later formally detained on suspicion of 'exceeding justifiable self-defence' after plunging a knife into Oleg Smirnov.

She claimed that the man had 'attempted to strangle' her during a furious argument fuelled by alcohol.

Olga Vaori, 25, from Russia, posted this selfie of herself posing with her blood-soaked ex-husband Oleg Smirnov in the background

Smirnov sat covered in blood clutching his arm following the fight with his ex-wife Vaori

Vaori picked up the knife and stabbed him.

She received out patient treatment for minor injuries, it was reported.

He required emergency surgery for a knife wound to his abdomen, it was reported.

Vaori - who is allowed to serve her detention at home to care for the ex-couple's two year old child - posted to her friends: 'Guys, I stabbed my ex-husband with a knife.

Vaori (pictured) bragged to her followers 'I am a beast' in the caption of the image which she posted to Instagram

She was later formally detained on suspicion of 'exceeding justifiable self-defence' after plunging a knife into Smirnov (left)

'I was taken to accident and emergency for three hours.

'And only now have I cleaned up everything.

'It looks like I am a beast.'

The woman has no previous criminal record, according to New Day media outlet.

She claimed that the man had 'attempted to strangle' her during a furious argument fuelled by alcohol

Vaori has no previous criminal record, according to New Day media outlet

A law enforcement source said: 'The woman and her former husband were drunk.

'The injured man was hospitalised and underwent surgery.

'He survived.'

Vaori has been forbidden from leaving her city during the criminal investigation.

She can face a sentence for up to one year if convicted of using excessive force in self defence.

Vaori has been allowed to serve her detention at home to care for the ex-couple's two year old child