目的 通過對85例頸椎病影像學資料進行分析，探討頸椎病的影像學特征及其X線片、CT、MRI及MRA檢查方法的選擇原則，以便臨床上對不同類型以及不同程度的頸椎病選擇合適的診斷技術。 方法 2005年6月-2009年7月，85例均行頸椎標準X線片、CT、MRI及MRA檢查，對其影像學資料進行分析。 結果 頸椎病以椎體及小關節增生、生理曲度改變、椎間隙變窄和局部失穩為常見X線表現，X線片、CT、MRI及MRA對頸椎病的診斷有不同的優點及限度。 結論 X線片為首選檢查方法，絕大部分可明確診斷，特殊情況加做CT、MRI或MRA檢查。
Objective To evaluate the control status and knowledge level about disease in asthmatic patients in region level cities of Shaanxi province for effect appraisal of patient education. Methods Eight hospitals were selected from six region level cities, where questionnaire survey was completed in out-patients with asthma ( ≥14 years old) . Results A total of 523 patients completed the questionnaire with a ratio of male to female of 1∶1. 14, and an average age of ( 44. 3 ±15. 5) years old. The percentage of controlled,partly controlled and uncontrolled by self-evaluation was respectively 26. 4% , 52. 4% and 11. 1% . 48% insisted on using inhaled corticosteroids ( ICS) . The average score was 17. 88 ±4. 43 by asthma control test ( ACT) . The first three medicines used daily were ICS ( 26. 6% ) , sustained-release theophyline ( 25. 2% )and combination ICS/ long-acting β2 -agonists ( 21. 8% ) . 12. 6% had no medicine and 5. 2% used nonorthodox medicines. 68. 6% patients had omen before exacerbation, and those were sneezing, chest distress and cough. 73. 6% knew asthma is a disease of airway inflammation, and 33. 3% selected ICS as the leader medicine. Only 32. 1% attended the lecture about asthma in hospitals and 85. 0% longed for such education. Conclusions The control status and knowledge level about disease in asthmatic patients in cities still need to be improved in Shaanxi province, and too much work need to be done in order to realize the total control in all patients.