developmental regression

loss of developmental skills, as manifested by loss of developmental milestones

en-GB/dɪˈvɛləpˈmɛntəl ɹɪˈɡɹɛʃn/
en-US/dɪˌvɛləpˈmɛntəl ɹəˈɡɹɛʃən/

الفئات:

developmental disordermedical finding