/ mɪsˈdaɪəgnəʊz; NAmE -noʊz/ verb
[ vn ] misdiagnose sth (as sth) to give an explanation of the nature of an illness or a problem that is not correct :
Her depression was misdiagnosed as stress.
► mis·diag·nosis / ˌmɪsdaɪəgˈnəʊsɪs; NAmE -ˈnoʊ-/ noun ( pl. mis·diag·noses / -siːz; NAmE /)