Facial Hemiatrophy

Facial Hemiatrophy of Romberg; Parry-Romberg Disease; Parry-Romberg Syndrome; Progressive Facial Hemiatrophy; Progressive Hemifacial Atrophy; Romberg's Disease; Atrophies, Hemifacial; Atrophies, Progressive Hemifacial; Atrophy, Hemifacial
A syndrome characterized by slowly progressive unilateral atrophy of facial subcutaneous fat, muscle tissue, skin, cartilage, and bone. The condition typically progresses over a period of 2-10 years and then stabilizes.