Metastasis: Centrally Necrotic Small Intestine Lesion
Cancers are sorted by a combination of rarity, overall frequency of metastases, and predilection for this site.
| Cancer | Frequency | Comments |
| Gastrointestinal Stromal Tumor | (Primary Tumor) |  most common sites are stomach and small intestine (about equally)
often endophytic and/or exophytic components |