Histologic transformation to DLBCL (rapid progression, new constitutional symptoms, LDH s...
Deterministic view of the source YAML entity. Clinical authority remains with the cited source IDs and reviewer sign-off state.
| ID | RF-SMZL-TRANSFORMATION-PROGRESSION |
|---|---|
| Type | Red flag |
| Status | reviewed 2026-04-25 | pending_clinical_signoff |
| Diseases | DIS-SPLENIC-MZL |
| Sources | SRC-ESMO-MZL-2024 SRC-NCCN-BCELL-2025 |
Red Flag Origin
| Definition | Histologic transformation to DLBCL (rapid progression, new constitutional symptoms, LDH spike) — biopsy-confirmed transformation reclassifies as DLBCL pathway. |
|---|---|
| Clinical direction | intensify |
| Category | transformation-progression |
Trigger Logic
{
"any_of": [
{
"finding": "biopsy_shows_dlbcl",
"value": true
},
{
"finding": "smzl_transformation_suspected",
"value": true
}
],
"type": "composite_clinical"
}
Notes
Transformation to DLBCL changes the disease classification entirely — the engine should hand off to DLBCL Algorithm with the DLBCL biopsy result.
Used By
Algorithms
ALGO-SMZL-2L- ALGO-SMZL-2L