Hemifacial hyperplasia: a case series and review of the literature

MAXILLOFACIAL RADIOLOGY Hemifacial hyperplasia

“…2 The terms "hemifacial hyperplasia" and "hemifacial hypertrophy" have been used interchangeably, although the term "hyperplasia" is more appropriate as the tissues show an increase in cellular number rather than an increase in cellular size. 3 HFH may be a part of hemihyperplasia of the whole body. 4 Asymmetry in HFH may be present at birth, but is only accentuated after puberty.…”

“…7 Unilateral enlargement of the fungiform papillae of the tongue is a common finding when the soft tissue is affected. 3 Additional facial characteristics on the affected side include wrinkling of the skin, smaller nasal vestibule, nasal deviation, chin deviation and inferior displacement of the auricle. 8 Rowe classified hemihyperplasia as follows:…”

“…8 The treatment of HFH is usually for cosmetic rather than functional considerations and is based on individual assessment. 3 Treatment includes facial contouring after growth has ceased. In paediatric cases, surgical intervention can be considered if the patient is suffering from psychosocial issues.…”

“…Some cases of HFH present with progressive growth, thus long-term follow-up is required. 3 The prognosis of HFH is good, with no reported cases showing malignant transformation. 3 The current case highlights the importance of adequate history as well as clinical and radiological examinations in diagnosing HFH.…”