A Patient Is in Clinic for Evaluation of Sudden Onset

A patient is in clinic for evaluation of sudden onset of abdominal pain. The provider palpates a pulsatile, painful mass between the xiphoid process and the umbilicus. What is the initial action?

A) Order a CBC, type and crossmatch, electrolytes, and renal function tests.
B) Perform an ultrasound examination to evaluate the cause.
C) Schedule the patient for an aortic angiogram.
D) Transfer the patient to the emergency department for a surgical consult.