Weba dent on the top of the head can be quite noticeable, often appearing as a small indentation or depression on the scalp. This visible deformity can be a source of. Weba normal dent in the skull, also known as a skull depression or skull concavity, refers to a slight indentation or depression in the skull bone. It is usually painless and does not. Weba dent or collapse of the skull can be caused by traumatic injury resulting in a depressed skull fracture, pushing fragments of bone against the brain. This is the most.