Research Article
Reliability of Endoscopic Ultrasound Using Miniprobes and Grayscale Histogram Analysis in Diagnosing Upper Gastrointestinal Subepithelial Lesions
Table 1
Clinical characteristics of patients with SELs.
| Characteristics | Cases () |
| Sex | | Male | 282 | Female | 427 | SELs | | GIST | 281 | Leiomyoma | 317 | Ectopic pancreas | 31 | Lipoma | 33 | Age | | GIST | 57.19.8 | Leiomyoma | 52.810.9 | Ectopic pancreas | 50.311.2 | Lipoma | 50.112.9 | Tumor size (cm) | | GIST | 1.50.9 | Leiomyoma | 1.20.6 | Ectopic pancreas | 1.90.9 | Lipoma | 2.10.9 | Tumor location | | Esophagus | 279 | Stomach | 378 | Duodenum | 5 | Layer of origin | | Muscularis mucosa | 242 | Submucosa | 69 | Muscularis propria | 350 | Unclear | 1 |
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SELs: subepithelial lesions; GISTs: gastrointestinal stromal tumors; cm: centimeter.
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