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 the following best describes the diagnosis and treatment options for Ehlers-Danlos syndrome?
  • Ehlers-Danlos syndrome can only be diagnosed by the identification of a gene mutation.
  • Some types can be diagnosed by a gene mutation, while others involve a clinical diagnosis.

  • Arthrodesis can be considered for recalcitrant painful disability of the joint.
  • Stabilization while preserving motion is the first line of treatment, but multiple failures can be managed with arthrodesis.

  • Ehlers-Danlos syndrome is a contraindication for shoulder stabilizing surgery.
  • Shoulder stabilization has lower success rates in the setting of Ehlers-Danlos syndrome, but it is not a contraindication.

  • Hypermobile joints with a Beighton-Horan scale of >5 points are considered definitively diagnostic.
  • Genetic testing also is indicated.