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.

Which of the following describes the cookie test for neonatal brachial plexus palsy?
  • The arm should be held abducted to evaluate biceps function with gravity eliminated.
  • The cookie test involves antigravity elbow flexion.

  • The child “passes” the test if he or she is able to get the cookie to the mouth without flexing the neck >45°.
  • This is the correct description of the cookie test.

  • Failure to pass the test by 24 months should prompt consideration for microsurgical plexus exploration.
  • This test should be employed earlier, at age 4 to 6 months, to factor in to operative decision-making.