Insights into Imaging

Table 2 Approach to lytic skull vault lesions

From: Imaging of skull vault tumors in adults

Young patient	Fibrous dysplasia (ground-glass matrix) Eosinophilic granuloma (“button sequestrum”)
Elderly and multiple	Metastasis Plasma-cell myeloma
Bone-expanding	Fibrous dysplasia (ground-glass matrix) Hemangioma (“spoke wheel”) Giant cell tumor (hypervascular, flow-voids) Aneurysmal bone cyst (hemosiderin levels)
Diffusion-restricting	Epidermal inclusion cyst (previous trauma) Dermoid cyst (fatty content)

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