Susan McLaughlin's 12-year-old daughter, Isabela, was a straight-A student before the pandemic...But when her school shut down in March and classes shifted to Zoom, Isabela's grades took a nosedive...McLaughlin isn't alone in seeking an ADHD assessment for her child during the pandemic. Two dozen parents, pediatricians, psychiatrists, psychologists and researchers all described a crisis among children suffering from inattention and tanking school performance.