Katie Price has described her morning spent in hospital as her "worst nightmare".
The model was rushed for treatment and placed on a drip on Sunday, writing on her Twitter page: "Great in hospital on a drip."
Katie Price
She first mentioned she was unwell on Wednesday and Katie has now updated her fans to reveal she needs an MRI scan in the next few days:
Before being taken to hospital the 35-year-old, who gave birth to baby son Jett in August, tweeted that her symptoms were worsening, saying:
Katie hasn't revealed what's wrong but we do hope she's better for Christmas.
Get well soon, Katie!
Style Evolution: Katie Price
Style Evolution: Katie Price(01 of37)
1996An early photograph of the famous Glamour model Jordan (credit:PA)
Style Evolution: Katie Price(02 of37)
1998Model Jordan shows off Sock shop's new Valentine's basque (credit:PA)
Style Evolution: Katie Price(03 of37)
1998Damon Hill plays table football with model Jordan (credit:PA)
Style Evolution: Katie Price(04 of37)
1998Jordan in London for the launch of Aristoc's new Sensuous range of tights. (credit:PA)
Style Evolution: Katie Price(05 of37)
1998Jordan body painted as the Ice Maiden where she launched the Swatch Christmas watch Sparkling Life (credit:PA)
Style Evolution: Katie Price(06 of37)
1999Jordan poses for the media during a photocall at The Stoop Memorial Ground to launch the Guinness streaker cover-up kit (credit:PA)
Style Evolution: Katie Price(07 of37)
2000Jordan at the launch for racing game Gran Turismo 2 (credit:PA)
Style Evolution: Katie Price(08 of37)
2000Jordan is held aloft by a couple of mummy's, for the movie The Mummy (credit:PA)
Style Evolution: Katie Price(09 of37)
2000Jordan at the Mars/Premier Future Model Search catwalk final (credit:PA)
Style Evolution: Katie Price(10 of37)
2001Jordan attending the Heat Magazine & Crusaid celebrity auction (credit:PA)
Style Evolution: Katie Price(11 of37)
2001Jordan launches the all girl transatlantic challenge boat crew, (credit:PA)
Style Evolution: Katie Price(12 of37)
2001Jordan unveils a Citroen Saxo sporting the latest in modified car styling at The Max Power Live event (credit:PA)
Style Evolution: Katie Price(13 of37)
2001Jordan at the Kerrang Awards (credit:PA)
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2002Pregnant Jordan arriving at the Empire Cinema (credit:PA)
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2002Jordan at the Virgin mobiles third birthday party (credit:PA)
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2002Jordan at the Top Of The Pops Awards (credit:PA)
Style Evolution: Katie Price(17 of37)
2003Jordan poses for photographers in body paint during a photocall to launch her as the face of Beau Blue National Foreplay Day (credit:PA)
Style Evolution: Katie Price(18 of37)
2004Katie Price, attends the Loaded magazine 10th Birthday Awards, (credit:PA)
Style Evolution: Katie Price(19 of37)
2004Jordan and Peter Andre at the Glamour Women of the year awards (credit:PA)
Style Evolution: Katie Price(20 of37)
2005Pregnant glamour model Jordan at the British Book Awards (credit:PA)
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2005Pregnant Katie Price and Peter Andre at the 6th Annual British Soap Awards (credit:PA)
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2005Jordan arriving at the European Premiere of House of Wax (credit:PA)
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2006Katie Price signs copies of her updated autobiography "Jordan: A Whole New World (credit:PA)
Style Evolution: Katie Price(24 of37)
2006Katie at The World Music Awards (credit:PA)
Style Evolution: Katie Price(25 of37)
2007Katie Price Launches Foxy Bingo (credit:PA)
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2007Pregnant Katie signs copies of her books Crystal & Perfect Ponies (credit:PA)
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2008Katie Price poses for photographers at the launch of her new book, Jordan: Pushed To The Limit (credit:PA)
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2008Katie Price book launch (credit:PA)
Style Evolution: Katie Price(29 of37)
2009Katie arriving at the 17th Annual Elton John AIDS Foundation Oscar Party (credit:PA)
Style Evolution: Katie Price(30 of37)
2009Katie arriving at The Clothes Show Live 2009 Style Awards (credit:PA)
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2010Katie Price arriving for the National Television Awards (credit:PA)
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2010Katie Price arriving for The 18th annual Elton John AIDS Foundation Party (credit:PA)
Style Evolution: Katie Price(33 of37)
2010Katie Price before signing copies of her new book Paradise, (credit:PA)
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2011Katie models her new range of clothes, called Day 22 (credit:PA)
Style Evolution: Katie Price(35 of37)
2011Katie arrives at the 19th Annual Elton John AIDS Foundation's Oscar viewing party (credit:PA)
Style Evolution: Katie Price(36 of37)
2012Katie launches her new swimwear range at the Worx studio (credit:PA)
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2012Katie Price and boyfriend Leandro Penna launch the summer lingerie range for Store Twenty One (credit:PA)