Bone within a bone appearance
Updates to Article Attributes
Body
was changed:
Bone within a bone is a descriptive term applied to bones that appear to have another bone within them. There are numerous causes including:
- normal
- thoracic and lumbar vertebrae (neonates and infants)
- growth recovery lines (after infancy)
- cortical splitting and new periostitis
-
sickle cell disease
/thalassaemia - chronic osteomyelitis e.g. congenital syphilis, TB
- scurvy
-
sickle cell disease
- Caffey disease (infantile cortical hyperostosis)
- abnormal bone metabolism
- disordered bone growth
- heavy metal poisoning (bismuth, lead, thorium)
- hypervitaminosis D
- Thorotrast (ghost vertebrae)
- ionising radiation
- radiation injury
- radiotherapy
- subcortical osteopenia
- leukaemia, metastases
- complex regional pain syndrome (Sudeck atrophy)
- idiopathic juvenile osteoporosis
- oxalosis (intraosseous crystal deposition)
- iatrogenic
- bone graft, subcortical bone cement
- bisphosphonates
- radiotherapy
- bone healing
- artifact
- double exposure
A useful mnemonic to remember the aetiologies is: GHOST DRAGON.
-<a href="/articles/sickle-cell-disease">sickle cell disease</a> / <a href="/articles/thalassaemia">thalassaemia</a> / <a href="/articles/gaucher-disease">Gaucher disease</a>- +<a href="/articles/sickle-cell-disease">sickle cell </a>disease/thalassaemia / <a href="/articles/gaucher-disease">Gaucher disease</a>
-<li><a title="Complex regional pain syndrome" href="/articles/complex-regional-pain-syndrome">complex regional pain syndrome (Sudeck atrophy)</a></li>- +<li><a href="/articles/complex-regional-pain-syndrome">complex regional pain syndrome (Sudeck atrophy)</a></li>
Unable to process the form. Check for errors and try again.