The following are the common causes of infranuclear facial nerve paralysis: Bell’s palsy (most common) Diabetes Mellitus Post traumatic: Birth injury Temporal bone: Transverse(40-50%), Longitudinal (20%) Iatrogenic: Mastoid surgeries- most
The following are the common causes of infranuclear facial nerve paralysis: Bell’s palsy (most common) Diabetes Mellitus Post traumatic: Birth injury Temporal bone: Transverse(40-50%), Longitudinal (20%) Iatrogenic: Mastoid surgeries- most