Tumours of Unknown Origin
ADAMANTINOMA [Back To Top]
- An extremely rare, locally aggressive osteolytic low-grade malignant tumour of epithelial origin of the long bones
- It is not related to adamantinoma or ameloblastoma of the mandible and maxilla which is derived from Rathke's pouch.
- Site: tibia (90%)
- Age 10-40 years
- M>F
- 20% of cases there are metastases late in the course of the disease
Presentation
- There is often a history of trauma associated with adamantinoma but its role in the development of this lesion remains unclear
- The patient usually has swelling that may be painful
- The duration of symptoms can vary from a few weeks to years
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