29, 1.71 m, 82 kilograms. No medical history accept the decease Henoch-Shönlein, when I was little. I have a bug dent in the back of my head. Hit my head a lot when I was little and suddenly it was there in my teenage years, but no pain. Yesterday i massaged my head and feel on top of my head also a dent, only not that big as the other one, but still deep and almost attached to the other dent and I dont know what it is