The Nurse Obtains Initial Vital Signs on a Patient 2

The nurse obtains initial vital signs on a patient 2 weeks post-liver transplant who presents for follow-up monitoring to the outpatient transplant clinic.Which assessment finding by the nurse requires immediate action?

A) Blood pressure of 100/60 mm Hg
B) Serum creatinine of 1.5 mg/dL
C) Hemoglobin of 9.2 gm/dL
D) Tenderness over graft site