A Nurse Assesses a Client Who Has Diabetes Mellitus

A nurse assesses a client who has diabetes mellitus.Which arterial blood gas values should the nurse identify as potential ketoacidosis in this client?

A) pH 7.38, HCO₃- 22 mEq/L, PCO₂ 38 mm Hg, PO₂ 98 mm Hg
B) pH 7.28, HCO₃- 18 mEq/L, PCO₂ 28 mm Hg, PO₂ 98 mm Hg
C) pH 7.48, HCO₃- 28 mEq/L, PCO₂ 38 mm Hg, PO₂ 98 mm Hg
D) pH 7.32, HCO₃- 22 mEq/L, PCO₂ 58 mm Hg, PO₂ 88 mm Hg