Prospective study of computed tomography in patients with suspected acute appendicitis and low Alvarado score

American Journal of Emergency Medicine

Volumn 30, Issue 8, 2012, Pages 1597-1601

  Wang, Shang Yu ^a   Fang, Jen Feng ^a   Liao, Chien Hung ^a   Kuo, I Ming ^a   Ou Yang, Chun Hsiang ^a   Yeh, Chun Nan ^a   Hsu, Yu Pao ^a   Wong, Yon Choeng ^a   Chiu, Te Fa ^a   Yang, Shang Ju ^a  

^a CHANG GUNG UNIVERSITY   (Taiwan)

Author keywords

[No Author keywords available]

Indexed keywords

ACUTE APPENDICITIS; ADULT; ALVARADO SCORE; ARTICLE; CLINICAL ASSESSMENT TOOL; COMPUTER ASSISTED TOMOGRAPHY; CONTROLLED STUDY; FEMALE; HOSPITALIZATION; HUMAN; LEUKOCYTE COUNT; LEUKOCYTOSIS; MAJOR CLINICAL STUDY; MALE; NEUTROPHILIA; PRIORITY JOURNAL; PROSPECTIVE STUDY; STATISTICAL SIGNIFICANCE;

EID: 84869390363     PISSN: 07356757     EISSN: 15328171     Source Type: Journal    
DOI: 10.1016/j.ajem.2011.10.021     Document Type: Article

References (23)

1. Addiss DG, Shaffer N, Fowler BS, et al. The epidemiology of appendicitis and appendectomy in the United States. Am J Epidemiol 1990;132(5):910-25. (Pubitemid 20363670)
2. Flum DR, Morris A, Koepsell T, et al. Has misdiagnosis of appendicitis decreased over time? A population-based analysis. JAMA 2001;286(14):1748-53. (Pubitemid 33010261)
3. Alvarado A. A practical score for the early diagnosis of acute appendicitis. Ann Emerg Med 1986;15(5):557-64. (Pubitemid 16052109)
4. Rao PM, Rhea JT, Novelline RA, et al. Effect of computed tomography of the appendix on treatment of patients and use of hospital resources. N Engl J Med 1998;338(3):141-6. (Pubitemid 28041860)
5. Rao PM, Rhea JT, Rattner DW, et al. Introduction of appendiceal CT: impact on negative appendectomy and appendiceal perforation rates. Ann Surg 1999;229(3):344-9. (Pubitemid 30191769)
6. Teo EL, Tan KP, Lam SL, et al. Ultrasonography and computed tomography in a clinical algorithm for the evaluation of suspected acute appendicitis in children. Singapore Med J 2000;41(8):387-92.
7. Poortman P, Lohle PN, Schoemaker CM, et al. Comparison of CT and sonography in the diagnosis of acute appendicitis: a blinded prospective study. AJR Am J Roentgenol 2003;181(5):1355-9. (Pubitemid 37296415)
8. Doria AS, Moineddin R, Kellenberger CJ, et al. US or CT for diagnosis of appendicitis in children and adults? A meta-analysis. Radiology 2006;241(1):83-94. (Pubitemid 44433338)
9. Hernanz-Schulman M. CT and US in the diagnosis of appendicitis: an argument for CT. Radiology 2010;255(1):3-7.
10. Garfield JL, Birkhahn RH, Gaeta TJ, et al. Diagnostic pathways and delays on route to operative intervention in acute appendicitis. Am Surg 2004;70(11):1010-3.
11. Yildirim E, Karagülle E, Kirbaş I, et al. Alvarado scores and pain onset in relation to multislice CT findings in acute appendicitis. Diagn Interv Radiol 2008;14(1):14-8. (Pubitemid 351395336)
12. Paulson EK, Coursey CA. CT protocols for acute appendicitis: time for change. AJR Am J Roentgenol 2009;193(5):1268-71.
13. Pritchett CV, Levinsky NC, Ha YP, et al. Management of acute appendicitis: the impact of CT scanning on the bottom line. J Am Coll Surg. 2010; 210(5):699-705, 705-7.
14. McKay R, Shepherd J. The use of the clinical scoring system by Alvarado in the decision to perform computed tomography for acute appendicitis in the ED. Am J Emerg Med 2007;25(5):489-93. (Pubitemid 46818844)
15. Coursey CA, Nelson RC, Patel MB, et al. Making the diagnosis of acute appendicitis: do more preoperative CT scans mean fewer negative appendectomies? A 10-year study. Radiology 2010;254(2): 460-8.
16. Raja AS, Wright C, Sodickson AD, et al. Negative appendectomy rate in the era of CT: an 18-year perspective. Radiology 2010;256(2): 460-5.
17. Schreiner M, Spazier M, Wayand W. Diagnosis of acute appendicitis over two decades - effects of increasing number of imaging procedures on costs, preoperative reliability and patient outcome. Zentralbl Chir 2010;135(4):336-9.
18. Brenner DJ, Hall EJ. Computed tomography - an increasing source of radiation exposure. N Engl J Med 2007;357(22):2277-84. (Pubitemid 350190758)
19. Singh J, Daftary A. Iodinated contrast media and their adverse reactions. J Nucl Med Technol 2008;36(2):69-74 [quiz 76-7]. (Pubitemid 351879833)
20. Bush WH, Swanson DP. Acute reactions to intravascular contrast media: types, risk factors, recognition, and specific treatment. AJR Am J Roentgenol 1991;157(6):1153-61.
21. Musunuru S, Chen H, Rikkers LF, et al. Computed tomography in the diagnosis of acute appendicitis: definitive or detrimental? J Gastrointest Surg 2007;11(11):1417-21 [discussion 1421-2].
22. Lopez PP, Cohn SM. CT scanning in the management of acute appendicitis. J Am Coll Surg 2010;211(4):567 [author reply 567].
23. Sun JS, Noh HW, Min YG, et al. Receiver operating characteristic analysis of the diagnostic performance of a computed tomographic examination and the Alvarado score for diagnosing acute appendicitis: emphasis on age and sex of the patients. J Comput Assist Tomogr 2008;32(3):386-91