Sinus pericranii: early infant diagnosis

Sinus pericranii with facial involvement—A great mimicker

“…Contrast-enhanced phase-contrast angiography demonstrates communication of superior sagittal sinus with dilated extracranial veins (arrow) intracranial dural sinus through a defect in the calvarium. It was first described in 1760 by Percivall Pott, but the term SP was coined by Stromeyer in 1850, who accurately described SP as a "blood bag on the skull, in connection with the veins of the diploe and through these with the sinuses of the brain" 4. Typically, it presents as a slowly enlarging mass fixed to the scalp, which is soft, non-pulsatile andF I G U R E 3 (A) Bluish to erythematous discoloration of the skin paramedial right to the forehead extending to the dorsum of the nose and nostrils at the age of 6 y.…”