It is not uncommon for kids with anxiety or OCD to also have issues with picking their skin or pulling their hair. These behaviors are classified as BFRBs, body-focused, repetitive behaviors.
Anxiety and OCD are hard enough to deal with, but when you sprinkle ADHD into the mix everything can be magnified. As parents raising kids with comorbid conditions, this adds another layer of struggle. You might find things that work for other kids with anxiety or OCD doesn’t work as easily for your child. It can require a different way to approach anxiety or OCD.