Juls or should we say aka: Doctor ? Could this cause a start?
I would have that checked, it could be Lyme Disease caused by a Deer Tick bite. I am not saying it is but the pattern showing on your arm is very similar to it. The tick does not have to attach to spread the disease just bite you.
Wakina
23 foot Pro Line
HDS 5X Sonar
HDS 5M GPS
Navonics chip, model #DMSD/649P+
Platinum Plus Lake Erie and Lake St Clair Marine.
Raymarine Dragonfly7 Sonar-Downvision-GPS combo with chirp technology.
Navonics Hotmaps Premium East chip