Frontal bossing is an unusually prominent forehead. It is sometimes associated with a heavier than normal brow ridge.
Frontal bossing is seen only in a few rare syndromes, including acromegaly, a long-term (chronic) disorder caused by too much growth hormone, which leads to enlargement of the bones of the face, jaw, hands, feet, and skull.
There is no home care needed for frontal bossing. Home care for disorders associated with frontal bossing varies with the specific disorder.
If you notice that your child's forehead looks overly prominent, talk to your health care provider.
An infant or child with frontal bossing generally has other symptoms and signs. Taken together, these define a specific syndrome or condition. The diagnosis is based on a family history, medical history, and thorough physical evaluation.
Medical history questions documenting frontal bossing in detail may include:
Lab studies may be ordered to confirm the presence of a suspected disorder.
Reviewed By: Neil K. Kaneshiro, MD, MHA, Clinical Professor of Pediatrics, University of Washington School of Medicine, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.