<prompt> CCF is associated with increase in all of the following, except:Right atrial mean pressureSerum sodiumSerum ureaSerum norepinephrine  <response>: Congestive cardiac failure CCF is associated with decreased sodium levels or hyponatremia. CCF is associated with increased right atrial mean pressure, increased serum urea and increased serum nor-epinephrine. Ref: Harrisons Principles of Internal Medicine, 17th Edition, Page 1447 1448; 16th Edition, Page 255, 1366; CMDT2006 Edition, Page 870, 389 