“… 6 , 7 , 8 , 9 , 10 During the ensuing years, he developed different surgical techniques to deactivate the seven identified MH trigger sites: frontal (site I), temporal (site II), intranasal (site III), occipital (site IV), auriculotemporal (site V), lesser occipital (site VI), and isolated terminal branches of any of these nerves, including those responsible for the nummular headaches (VII). 11 , 12 , 13 , 14 , 15 , 16 , 17 , 18 , 19 , 20 , 21 , 22 , 23 , 24 , 25 , 26 , 27 , 28 The occipital trigger site corresponds to the site of irritation in the distribution of the greater, lesser, and third occipital nerves (GON, LON, and TON). 22 , 23 , 27 , 29 …”