An Adolescent Patient Comes to the Primary Care Provider Because

An adolescent patient comes to the primary care provider because of a swollen lymph node which is warm, tender, and rapidly enlarging. Which initial action will the provider take?

A) Observe the node over a period of 3 to 4 weeks
B) Obtain a complete blood count with differential
C) Prescribe empirical antibiotics for 10 to 14 days
D) Refer for an ultrasound and possible biopsy