My Name Is Khalid I'm A Physiotherapist Ineed To Tell

My name is khalid
I'm a physiotherapist
Ineed to tell you my mother problem
From 5days she sleep sad .in the morning i notice that's her mouth deviated partially to left side .i ask her to show her teeth she can't show lower left teeth but.there's nt any problem in other muscles of the face and the eye
I take het to the neurologist .he tell me it's amild Bell's palsy and give her medications(corticosteroids_vitamens_aspirin)
She take this medications for 7 days but there'snt an improvement.
I fear that it may be u.m.n.l ;please help me.
Thanks