TABLE 3.
Classification and definition of distant metastasis (DM) sites
| Category | Distant LN | SST | Other sites | LAHS | No. (%) |
|---|---|---|---|---|---|
| Distant LN | Present | Absent | Absent | Absent | 34 (10.1) |
| SST | Absent/Present | Present | Absent | Absent | 73 (21.7) |
| Extracutaneous sites | Absent/Present | Absent/Present | Presence | Absent | 193 (57.4) |
| LAHS | Absent/Present | Absent/Present | Absent/Present | Present | 36 (10.7) |
Abbreviations: DM, distant metastasis; LAHS, lymphoma‐associated hemophagocytic lymphohistiocytosis.; LN, lymph node; SST, skin and soft tissue.