frontal bossing
Achondroplasia
• Achondroplasia - Ganzer Fall bei Radiopaedia
Sunset eye
sign • Congenital aqueduct stenosis producing the "sunset eye" sign - Ganzer Fall bei Radiopaedia
Pituitary
macroadenoma • Acromegaly - Ganzer Fall bei Radiopaedia
Pyknodysostosis
• Pyknodysostosis - Ganzer Fall bei Radiopaedia
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.
Pathology
This feature can be seen in many conditions (in alphabetical order):
- 18q syndrome
- acromegaly
- achondroplasia
- ß-thalassemia major
- cleidocranial dysostosis
- Gorlin-Goltz syndrome
- Greig cephalopolysyndactyly syndrome
- Hurler syndrome
- hydrocephalus (typically before the age of two)
- pyknodysostosis
- Russell-Silver dwarfism
- thanatophoric dysplasia
Siehe auch:
- Kleidokraniale Dysplasie
- Achondroplasie
- Gorlin-Goltz-Syndrom
- Akromegalie
- Thanatophore Dysplasie
- Pyknodysostose
- De-Grouchy-Syndrom Typ 2
- Russell-Silver syndrome
- Greig-Syndrom
und weiter:
Assoziationen und Differentialdiagnosen zu frontal bossing:
