<prompt> Salt pepper skull is seen in?Multiple myelomaHyperparathyroidismSickle cell anemiaFibrous dysplasia  <response>: Ans. is b i.e., Hyperparathyroidism Salt and pepper skull pepperpot skull Multiple tiny well-defined lucencies in the skull vault caused by resorption of trabecular bone There is a loss of definition between the inner and outer tables of the skull and a groundglass appearance as well as spotty deossification Seen in hyperparathyroidismImportant radiological appearance of skulli Lacunar skull - Arnold chiari malformationii Geographic skull - Eosinophilic granulomaiii Cotton wool skull - Pagets diseaseiv Salt-pepper skull - Hyperparathyroidismv Groundglass skull - Fibrous dysplasiavi Punched outRaindrop lesion of skull - Multiple myelomavii Ping-Pong skull - Fracture skull in children 