A male client is admitted for observation because he is reporting progressively increasing fatigue over the past month and a brief episode of dizziness that occurred today. He has a history of heartburn and indigestion that the self treats with ibuprofen and antacids. Which assessment finding should the nurse report immediately to the healthcare provider (HCP)?Reference Ranges:Hemoglobin [14 to 18 g/dL (140 to 180 g/L)]Hematocrit [42% to 52% (0.42 to 0.52 volume fraction)]Gastric pH (1.5 to 3.5]