A 45-year-old woman presented with generalized pains in knees/bones. She has a family history of a 'bone condition' causing pain and deformity. Laboratory findings reported a markedly elevated serum alkaline phosphatase.

What is the probable diagnosis? *This image-based case is from Docplexus Editorial Team for educative purpose only. Source: Radiopaedia Answer posted in the comment section.( Click here )