[Importance of CT-scanning in the evaluation of calcaneal fractures].

Unlabelled: The aim of the study is to evaluate the use fullness of CT in the calcaneal fractures.

Methods: We reviewed retrospectively 20 cases of calcaneal fractures collected between 2000 and 2003.

Results: We describe the different CT-scan patterns in 20 calcaneal fractures, according to Sanders classification.

[Unusual localization of spinal hydatid cyst].

We report one case of uncommon spinal hydatid cysts particular by its localization. It is intradural, localized with predilection in the big cistem cerebello-medullar. There is no involvement of adjacent vertebral discs and ligaments.

[MRI contribution in diagnosis of acute bone infarcts in children with sickle cell disease].

We analyse MRI findings of nine children with sickle cell disease having painful osseous attacks. The diagnosis of vaso-occlusive crisis was confirmed by negative bacteriology. MRI is useful for determining the anatomic site and the extent of acute infarcts.