<unk>  (FIL), also referred to as congenital<unk>  lipomatosis of the face or<unk>  infused lipomatosis, is an ultra-rare craniofacial overgrowth condition caused by a genetic mutation of the PIK3CA gene. The condition is a part of the PIK3CA related overgrowth spectrum (PROS). The disease is congenital and non-hereditary. First described by Slavin and colleagues in 1983. For this disease the mutation causes overgrowth of half of the face (hemifacial). It affects both soft and hard tissue<unk>  skeleton). The condition is noticeable at birth by the asymmetrical cheeks, with one cheek being prominently larger than the other.
Facial infiltrating lipomatosis
Diabetic bulla
Acral nevus
Acne cosmetica
Tar melanosis
Woolly hair nevus
Linitis plastica
Benign symmetric lipomatosis