Fluid, Electrolyte Acid-base Disorders A. Degree of dehydration Dehydration Mild Moderate Severe Decrease in 5% 5~10% >10% body weight 50ml /kg) (50~100ml/kg) (100~120ml/kg) pi Depressed Lethargic hyperirritable hyperirritable coma Orbit. Fontanel Sunken土 Sunken Severely sunken Skin turgor Normal± Decrease Markedly decrease Mucous membranes Dry t everely dry T ears Decrease± Decrease Absent UI rIne Mild oliguria oliguria Anuria Blood pressure Normal NormalFluid, Electrolyte & Acid-base Disorders A. Degree of dehydration Dehydration Mild Moderate Severe Decrease in body weight 5％ (50ml / kg) 5～10％ (50～100ml / kg) >10％ (100～120ml / kg) Psyche Depressed, hyperirritable Depressed, hyperirritable Lethargic, coma Orbit, Fontanel Sunken ± Sunken Severely sunken Skin turgor Normal ± Decrease Markedly decrease Mucous membranes Dry ± Dry Severely dry Tears Decrease ± Decrease Absent Urine Mild oliguria oliguria Anuria Blood pressure Normal Normal Low