Neck
Tracheostomy is indicated in large cystic hygroma with airway obstruction
Injection of hypertonic saline is one of the treatments of cystic hygroma with extensive involvement of the tissue around important structures

Sternocleidomastoid mass presenting before one year of age

Sternocleidomastoid mass

Spontaneous resolution of the sternocleidomastoid mass may cause shortening of the sternocleidomastoid muscle and torticollis

Torticollis
Torticollis, shortening and strengthening of right sternocleidomastoid muscle is noted

Torticollis, shortening and strengthening of left sternocleidomastoid muscle is noted
Torticollis and its sequele, hypoplasia of affected side (right)
Torticollis associated with vertebral and spine anomaly, asymmetry of mandible is also noted