Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Marrow space scoring key.
| Score | Description |
|---|---|
| 5 (good) | Mixture of lineages filling marrow space |
| 4 | Marrow space between trabeculae with hematopoiesis |
| 3 | Marrow space between trabeculae with scant hematopoiesis |
| 2 | Scant fibrillary stroma with thin-walled vessels |
| 1 | Loose mesenchymal tissue in marrow space |
| 0 (bad) | No marrow space present |
