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What is Classical `Rain drop' lesions seen in - and explain in detail?
A skeletal survey showed diffuse osteopenia, a pubic bone fracture, and numerous radiolucent lesions on the skull, which had an appearance known as "raindrop skull" -- a pattern of lytic or punched-out lesions that resemble raindrops hitting a surface and splashing. These findings are characteristic of multiple myeloma Ref Davidson 23rd edition pg 789