甲状旁腺增生引起的甲旁亢早期可无症状,或呈非特异性的如乏力、疲劳、纳差、四肢关节疼痛等症状,晚期则有骨痛、肾结石、高血钙等临床表现。常可误诊为类风关,骨质增生等骨关节疾病。现将我院收治1例由甲状旁腺增生致原发性甲旁亢报道如下。患者,男性,67岁。因腰背部、右足疼痛3年余,加重3月收入本院。3年前因十二指肠球部溃疡行胃大部切除,无血尿及肾绞痛病史。体检:双侧甲状腺正常大小,未及结节。脊柱无畸形,L_3～L_5压痛。右第二跖骨处触痛。实验室检查:血类风湿因子(-),血尿酸正常。先后三次血钙测定分别为2.65mmol/L,2.5mmol/L,2.60mmol/L;血磷分别为 Hyperparathyroidism caused by hyperparathyroidism early may be asymptomatic, or non-specific, such as fatigue, fatigue, anorexia, limb pain and other symptoms, late there are bone pain, kidney stones, hypercalcemia and other clinical manifestations. Often misdiagnosed as wind-related, bone hyperplasia and other bone and joint diseases. Now in our hospital admitted to a case of primary hyperparathyroidism caused by parathyroid hyperplasia reported below. Patient, male, 67 years old. Due to lower back, right foot pain more than 3 years, increased March income in this hospital. 3 years ago due to duodenal ulcer partial gastrectomy, no history of hematuria and renal colic. Physical examination: bilateral normal thyroid size, no nodules. No deformity of the spine, L_3 ~ L_5 tenderness. Right second metatarsal tenderness. Laboratory tests: blood rheumatoid factor (-), serum uric acid normal. Blood calcium determination three times were 2.65mmol / L, 2.5mmol / L, 2.60mmol / L; respectively, phosphorus