Infantile fibromatosis presenting as a neck mass.

The fibromatoses are a heterogeneous group of soft tissue lesions sharing common histological features. They are non-metastasizing fibroblastic tumors, which tend to invade locally and may recur after surgical excision. They have been classilied as infantile fibromatoses and adult fibromatoses. Infantile fibrornatoses exclusively occurs in infants and young children under 2 years of age. They usually present as a palpable mass beneath the skin and are most common in the region of axilla, upper arm and shoulders. Scalp and neck are other favored sites. We are presenting a case of infantile fibromatosis in a newborn baby.