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			 Sounds like maybe Lymphocystis.  I had that once.  Try googling it and see if its what you fish has.  http://en.m.wikipedia.org/wiki/Lymphocystis 
		
	
		
		
		
		
			
		
		
		
		
	
		
		
	
	
	In the end my fish recovered from it in a hospital tank with some TLC.  |