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Originally Posted by capone17  He was tested for a liver shunt as a puppy and it was negative. Can they happen at anytime? What is MVD? Thanks. -Janine |
If he was bile acids tested before 20 weeks, it could be inconclusive because the organs aren't developed enough before then for a perfect reading.
They can acquire shunts later on also.
MVD or microvascular dysplasia is microscopic, inoperable shunting throughout the liver.