This patient has a history of autoimmune inflammatory skin condition that causes chronic scarring and abscess formation. There could have been a small cyst there that has gotten inflamed or this could be part of his inflammatory autoimmune condition or this just could be an infectious abscess.
TRAPCESS (Trapezius Abscess) over the left trapezius muscle. Possible inflamed cyst vs popped infection. Mr. PopZit 2811
