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Four patients are described with stony-hard induration of the skin and deeper tissues, most pronounced on the buttocks, thighs, and legs, and with limitation of joint mobility and contractures of the lower limbs. Two patients were siblings and one was the product of a consanguineous marriage. The disorder appears to be genetically determined, but the mode(More)
Atypical disc herniation, especially extra foraminal disc herniation (EFDH), is apt to be overlooked, because myelography and peridurography can give false positive and false negative findings. Eleven cases of EFDH were diagnosed since 1975, and all were confirmed by operative treatment. This number is a very small percentage of the total, but if these(More)