The case nicely represents findings seen in Pott puffy tumor; a non-neoplastic complication of acute sinusitis.

There was a progression of the paranasal sinusitis that was seen on the first MRI study of the brain in the form of frontal bone destruction that lead to extra-cranial and intra-cranial extension of the infection with development of multiple subgaleal abscesses, skull osteomyelitis, extra-axial empyema and left frontal lobe abscess.