5th June 2025

A 15-year-old male presents to A&E with a dislocated patella.

A 15-year-old male presents to A&E with a dislocated patella. He says this happened while running in the house playing with a younger sibling. You see in his notes previous surgeries for congenital clubfoot, as well as a general hypermobility diagnosis from his GP. You suspect Ehlers-Danlos syndrome.

What are the 2 most common subtypes of Ehlers-Danlos syndrome?

Select the SINGLE most appropriate option from the list below. Select ONE option only.