Parents warn of mystery illness misdiagnosed in kids

Read the following article Parents warn of mystery illness misdiagnosed in kids: https://www.ctvnews.ca/parents-warn-of-mystery-illness-misdiagnosed-in-kids-1.701777
Do you feel it is necessary for psychologists to understand the complex details of neurological activity in the brain in order to successfully practice psychology? Why or why not? Do you think the early symptoms noted in this article could be reasonably misdiagnosed? Support your reasoning with information from the text and other course materials.