A left cervical mass in a one-month-old infant: fibromatosis colli case report
Fibromatosis colli (FC) is a rare, benign, and self-limiting fibroblastic proliferative lesion of the ster-nocleidomastoid muscle that typically presents as a neck mass during the first weeks of life and may be associated with torticollis. This case aims to emphasize the clinical and ultrasonographic features of FC and...