<prompt> Dehydration in ketoacidosis is best treated with-Isolyte PIsolyte M.Normal salineMolar 16 lactate  <response>: Most current guidelines our correction of the extracellular fluid deficit dehydration with isotonic saline 0.9 sodium chloride - 2-3 L of 0.9 saline over first 1-3 h 10-20 mLkg per hour. Subsequently, when hemodynamic stability and adequate urine output are achieved plasma sodium more than 155mmolL, IV fluids should be switched to 0.45 saline depending on the calculated volume deficit 250-500 mLh. Reference : page 2419 Harrisons Principles of Internal Medicine 19th edition 