作者报告了1例原发性甲旁亢患者出现的骨硬化。男,38岁,持续性腰痛四年,向左大腿及膝部放射。实验室检查血钙升高,血磷降低,硷磷酶正常,肾功能正常,血清甲状旁腺素反复(182,213及206Pg/ml,正常为10-80Pg/ml)增高。头颅平片显示颅盖多发性局灶性骨硬化区,骨盆平片显示两侧髂翼及股骨头片状骨硬化,手部X线片未见 The authors report bone sclerosis in a patient with primary hyperparathyroidism. Male, 38 years old, sustained low back pain for four years, radiating to the left thigh and knee. Laboratory tests revealed elevated serum calcium, decreased serum phosphorus, normal phosphatase, and normal renal function. Serum parathyroid hormone was elevated (182,213, and 206 Pg/ml, normal 10-80 Pg/ml). The head skull shows multiple focal osteopetrosis areas of the calvaria. The pelvic plain film shows sclerosis of the flaps and femoral heads on both sides. No X-ray on the hand