Dimitroulopoulos D, Xynopoulos D, Tsamakidis K, Paraskevas E, Zisimopoulos A, Andriotis E, Fotopoulou E, Kontis M, Paraskevas I. Scintigraphic detection of carcinoid tumors with a cost effectiveness analysis. World J Gastroenterol 2004; 10(24): 3628-3633 [PMID: 15534919 DOI: 10.3748/wjg.v10.i24.3628]
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Table 2 False-negative results of SRS and conventional imaging methods for primary sites
Method
Detection of carcinoids
Patient No
False-negative (%)
SRS
Known carcinoids
4/14 patients
1, 3, 7, 9
28.57
Suspected carcinoids
2/7 patients
25, 27
28.57
Conventional
Known carcinoids
10/14 patients
1-7, 10-12
71.42
imaging methods
Suspected carcinoids
3/7 patients
25, 26, 27
42.85
Table 3 False-negative results of SRS and conventional imaging methods for metastatic sites
Method
Detection of carcinoids
Patient No
False-negative (%)
SRS
Known carcinoids
4/24 patients
16, 22-24
16.66
Suspected carcinoids
0/7 patients
-
0
Conventional
Known carcinoids
1/24 patients
6
4.16
imaging methods
Suspected carcinoids
2/7 patients
27, 29
28.6
Table 4 Cost in Euro of used techniques
Chest X-ray
3.29
Upper abdominal
8.22
ultrasonography
Chest CT-scan
71.11
Upper abdominal CT-scan
71.11
48.11
• for the contrast liquid
Lower abdominal CT-scan
71.11
SRS
1172.42
Citation: Dimitroulopoulos D, Xynopoulos D, Tsamakidis K, Paraskevas E, Zisimopoulos A, Andriotis E, Fotopoulou E, Kontis M, Paraskevas I. Scintigraphic detection of carcinoid tumors with a cost effectiveness analysis. World J Gastroenterol 2004; 10(24): 3628-3633