Frontal bossing

Dr Owen Kang and Radswiki et al.

Frontal bossing is a calvarial radiographic feature where the front of the skull appears protruding anteriorly. It is best appreciated on a sagittal or lateral image.


This feature can be seen in many conditions (in alphabetical order):

Article information

rID: 15576
Section: Gamuts
Synonyms or Alternate Spellings:

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Cases and figures

  • Case 1: mild bossing with achondroplasia
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  • Case 2: hydrocephalus
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  • Case 3: acromegaly
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  • Case 4: pyknodysostosis
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