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©2006 Baishideng Publishing Group Co.
World J Gastroenterol. Dec 7, 2006; 12(45): 7304-7308
Published online Dec 7, 2006. doi: 10.3748/wjg.v12.i45.7304
Published online Dec 7, 2006. doi: 10.3748/wjg.v12.i45.7304
Table 1 Demographic data of patients with hematochezia
Patients (n) | 417 |
Men/women | 244/173 |
Mean age (yr) | 50.5 ± 14.6 |
Range | 18-96 |
< 45 years old | 180 (43.2%) |
> 45 years old | 237 (56.8%) |
Table 2 Diagnosis (n = 493) in patients with hematochezia (n = 417)
Diagnosis | n | % |
Anal pathology | 265 | 63.54 |
Polyps | 77 | 18.46 |
(< 10 mm) | 60 | 14.38 |
(> 10 mm) | 17 | 4.07 |
Diverticular diseases | 44 | 10.55 |
IBD | 42 | 10.07 |
Normal finding | 55 | 13.18 |
Carcinomas | 6 | 1.43 |
Angiodysplasia | 4 | 0.95 |
Total | 493 |
Table 3 Endoscopic diagnoses in patients with hematochezia
Diagnosis | Age group (yr) | P | |||
< 45 (n = 180) | > 45 (n = 237) | ||||
n | % | n | % | ||
Anal pathology | 103 | 57.2 | 162 | 68.4 | < 0.05 |
Polyps | 15 | 8.3 | 62 | 26.2 | < 0.0001 |
Diverticular diseases | 0 | - | 44 | 18.6 | < 0.0001 |
IBD | 29 | 6.1 | 13 | 5.5 | < 0.001 |
Normal finding | 35 | 19.4 | 20 | 8.4 | < 0.01 |
Carcinomas | 0 | - | 6 | 2.5 | < 0.05 |
Angiodysplasia | 3 | 1.6 | 1 | 0.4 | NS |
Table 4 Significant lesions in relationship to age and proximal or distal location of lesions in patients with hematochezia
Significantlesions | Age group (yr) | P | LocationProximal Distal | Tot. | ||||
< 45 | > 45 | |||||||
(n = 180) | (n = 237) | |||||||
n | % | n | % | n | n | |||
Polyps | 2 | 1.1 | 15 | 6.3 | < 0.05 | 1 | 16 | 17 |
IBD | 29 | 16.1 | 13 | 5.5 | < 0.001 | 5 | 37 | 42 |
Carcinomas | 0 | - | 6 | 2.5 | < 0.05 | 1 | 5 | 6 |
Total | 31 | 34 | 7 | 58 |
- Citation: Carlo P, Paolo RF, Carmelo B, Salvatore I, Giuseppe A, Giacomo B, Antonio R. Colonoscopic evaluation of hematochezia in low and average risk patients for colorectal cancer: A prospective study. World J Gastroenterol 2006; 12(45): 7304-7308
- URL: https://www.wjgnet.com/1007-9327/full/v12/i45/7304.htm
- DOI: https://dx.doi.org/10.3748/wjg.v12.i45.7304