<prompt> A patient with diarrhea due to cholera has weak thready pulse, clammy skin, hypotension and CNS symptoms. This occurs when the fluid loss is___ of body weight?25710  <response>: Ans. d 10. Ref. Harrison, Internal Medicine, 16th ed., 911 Cholera diarrheaFluid loss13-5 of body weightThirst develops25-8 of body weightPostural hypotension, weakness, tachycardia, decreasing skin turgor.310 of body weightOliguria, weak or absent pulses, sunken eyes, wrinkled skin, CNS symptoms somnolence coma are characteristic. 