| World Journal of Oncology, ISSN 1920-4531 print, 1920-454X online, Open Access |
| Article copyright, the authors; Journal compilation copyright, World J Oncol and Elmer Press Inc |
| Journal website https://www.wjon.org |
Letter to the Editor
Volume 12, Number 2-3, June 2021, pages 77-80
Primary Ewing Sarcoma of the Stomach
Tables
| Skeletal ES/PNET | Extraskeletal ES/PNET | |
|---|---|---|
| ES: Ewing sarcoma; PNET: primitive neuroectodermal tumor; M: male; F: female. | ||
| Incidence | 80-85% | 15-20% |
| Organs involved | Bone and deep soft tissues | Pancreas, kidneys, stomach, small bowel, esophagus, ovaries and vagina |
| M/F ratio | 1.5:1 | 1:1 |
| Average age at presentation | 15 years old | 20 years old |
| Case report | Age | Sex | Clinical presentation | Pre-operative diagnosis | Endoscopic findings | CT scan findings | Treatment | EWS/FLI1 fusion genetic mutation (11;22) translocation |
|---|---|---|---|---|---|---|---|---|
| F: female; M: male; UGIB: upper gastrointestinal bleeding; CT: computed tomography. | ||||||||
| Khuri et al, 2016 [9] | 31 | F | Abdominal pain and coffee ground vomiting (UGIB) | Confirmed | Large ulcerated mass at the lesser curvature | 9-cm circumferential hypodense mass at the lesser curvature | Surgical resection | Positive |
| Soulard et al, 2005 [3] | 66 | F | Abdominal pain and vomiting | Not confirmed | Ulcerated mass at the antrum | Not available | Surgical resection | Positive |
| Hopp et al, 2019 [4] | 24 | M | Abdominal pain and vomiting | Confirmed | Ulcerated mass at the antrum | 10-cm exophytic mass at posterior gastric wall | Neoadjuvant chemotherapy and surgical resection | Not reported |
| Kim et al, 2012 [11] | 35 | F | Asymptomatic | Not confirmed | Protruding mass at the antrum | Not available | Surgical resection | Negative |
| Rafailidis et al, 2009 [12] | 68 | M | Abdominal pain and palpable abdominal mass | Not confirmed | Ulcerated mass at the antrum | Exophytic large mass outgrowing from stomach body | Surgical resection and adjuvant chemotherapy | Positive |
| Song et al, 2016 [13] | 55 | M | UGIB (melena) | Not confirmed | Ulcerated mass at the stomach body | Not available | Surgical resection | Positive |
| Maxwell et al, 2016 [14] | 63 | F | Abdominal pain and symptomatic anemia | Confirmed | Large ulcerated mass at gastric antrum | Homogeneous circumferential mass involving the antrum | Surgical resection and adjuvant chemotherapy | Positive |
| Kumar et al, 2016 [15] | 32 | F | Abdominal pain | Not confirmed | Not available | 11-cm exophytic mass at the lesser curvature | Surgical resection and adjuvant chemotherapy | Not reported |