Dropsy And Goldfish "i Was Thinking"

[Groupie]

what with the heavy rain we have had recently do you think it is diluting the water and removing the salts etc from the water and causing problem with my pond fish, One of which has dropsy

[woofgang]

no, it seems that it is caused by kidney failure in turn caused by bacterial infection.
http://www.fishchannel.com/fish-health/disease-prevention/dreaded-dropsy.aspx

[Groupie]

Thank you Woofgang the link says it all,