TV presenter Lisa Oldfield decided she had to make a change to tackle her weight after her son sketched an unflattering portrait of her . The 40-year-old former Channel 9 host said she barely recognised herself in the drawing , and was horrified to think her sons Harry , 4 , and Bert , 2 , saw her that way . 'When my son asked me if I was having another baby , that was the catalyst , ' Oldfield told Daily Mail Australia . Scroll down for video . TV presenter Lisa Oldfield decided she had to make a change to tackle her weight after her son drew this unflattering portrait of her . Oldfield shared with Daily Mail Australia a picture of her stomach when she removed bandages after the surgery . 'He 's delusional , but he thinks I 'm the greatest person on the planet . If someone who loves me so much could think that , I knew I had to do something . ' I would try to hide the weight by strategically using my wardrobe , but it felt like I had somebody else 's torso . ' I had been thinking about it for a few months and researching it , but that was the final straw . ' Oldfield , wife of radio host and former One Nation politician David Oldfield , posted pictures of the 5.5 litres of fat she had removed online . She also showed Daily Mail Australia the aftermath of the surgery , complete with bruises and swelling she said will last ' a few weeks ' . 'It 's not a pretty picture , ' she said . Oldfield posted this photo on her Facebook page of the 5.5L of fat she had removed during her liposuction operation . The mum-of-two said she had to do something , after trying to lose weight on her own . 'In the end , I just had to bite the bullet , ' she said . ' I try and stay fit , I walk my dogs and that sort of thing , but I just ca n't be a slave to a gym . ' I 'd rather spend extra hour and a half each night with my kids than with someone I 'm paying $ 100 to scream at me . ' Oldfield and her husband , David , who is a radio host and former One Nation politician . One of the main reasons Oldfield wanted to lose weight was so she could take more pictures with her children . Oldfield said she hated looking at pictures of herself after she gained weight . The surgery involved her doctor pumping Ms Oldfield full of water to separate the fat from the skin and muscle , which was then slowly sucked out . It cost $ 10,000 . Oldfield , who still appears on Channel 9 regularly , said she hated looking at pictures of herself due to the weight she gained since having children . Oldfield was motivated to lose weight by her two children , Harry , 4 , and Bert , 2 . ' I just hated looking and feeling bloated , ' she said . ' I have two beautiful little boys and barely any photos of them from the past two years . 'In the few photos we do have , I 'm often using them to hide my big tummy . ' Oldfield ahead of her Year 10 formal in secondary school . Oldfield and her husband , David , at the Easter Racing Carnival at Randwick Racecourse , in 2007 . Oldfield , who works full-time as a sales director , said the fat wo n't come back . 'One of the benefits of liposuction , is the fat ca n't come back to where it 's been sucked out from , ' she said . 'Worst case , I might get a little on my arms - but I have always had skinny arms and legs so I could maybe do with a little there . '
TV presenter Lisa Oldfield had 5.5 litres of fat removed by liposuction . Oldfield got surgery after her son drew an unflattering picture of her . ' It was a giant tummy and stick arms and legs ' she said of the drawing . ' Now I have a waist ! ' Oldfield said after $ 10,000 procedure . Comment: