The JBJS Quiz of the Month is a collection of 10 relevant questions from each orthopaedic subspecialty. The questions are drawn from JBJS Clinical Classroom, which houses over 4,500 questions and 3,100 learning resources. Take the Quiz to see how you score against your peers!

NOTE: This quiz does not earn users CME credits. The questions must be answered within Clinical Classroom to earn CME credits.

A 4-week-old female patient presents with head tilt to the right side and chin tilt to the left. A non-tender rubbery mass is noted with in the right sternocleidomastoid muscle. Her neck can be brought to neutral position and her neurological exam is normal. She is a full-term product of an unremarkable pregnancy and delivery. Which of the following is the next step in treatment for this patient?

Correct Answer:

  • Radiographs of the neck
  • Magnetic resonance imaging of the mass
  • Refer to physical therapy for neck range of motion
  • Ultrasound of the mass