Infantile neuroaxonal dystrophy, or INAD for short, is a rare and rapidly progressive neurodegenerative disorder that begins in early childhood. Initially, children with INAD can meet their developmental milestones but then begin to experience delays in reaching milestones like crawling or talking. As the disorder progresses, children experience a regression in motor, verbal, and cognitive skills. For example, a child who could initially speak a few words or grasp objects with their hand wil