PMC4417469_01
Topographical pressure pain sensitivity map of the case report with multifocal nummular headache.
10194_2015_523_Fig1_HTML.jpg
PMC4417469_01_10194_2015_523_Fig1_HTML.jpg
Fig1
Figure 1 graphs the pressure pain sensitivity map of the scalp. Therefore, the map clearly showed four patches of hyperalgesia at the painful zones (Figure 1).