Confirmed germline pathogenic / likely-pathogenic variant in BARD1 (BRCA1-associated RING...
Детермінований перегляд YAML-сутності з джерельної бази. Клінічний авторитет лишається за вказаними source ID та статусом клінічного sign-off.
| ID | RF-BARD1-CONFIRMED-CARRIER |
|---|---|
| Тип | Тривожна ознака |
| Статус | переглянуто 2026-05-19 | очікує клінічного підпису |
| Хвороби | DIS-BREAST DIS-OVARIAN |
| Джерела | SRC-NCCN-BREAST-2025 SRC-NCCN-GENETIC-FAMILIAL-BREAST-OVARIAN-2025 |
Походження тривожної ознаки
| Визначення | Confirmed germline pathogenic / likely-pathogenic variant in BARD1 (BRCA1-associated RING domain 1) — partner of BRCA1 in the BRCA1- BARD1 heterodimer essential for homologous-recombination repair. Heterozygous BARD1 carriers have moderate-penetrance breast cancer risk (RR ~2.0-3.0; lifetime ~20-30%; some evidence higher in triple- negative breast cancer subset). Modest ovarian cancer risk signal (RR ~1.5-2.0). Less common multi-gene panel finding (~0.2-0.3% of unselected breast cancer cohorts). Patient has confirmed positive germline test; no current personal cancer diagnosis in the carrier being assessed. Prevention-persona RedFlag (§20, v0.3 moderate- penetrance breast/ovarian gene expansion). |
|---|---|
| Клінічний напрям | investigate |
| Категорія | other |
Логіка спрацьовування
{
"any_of": [
{
"finding": "germline_bard1_pathogenic_variant_confirmed",
"value": true
},
{
"finding": "germline_bard1_likely_pathogenic_variant",
"value": true
}
],
"type": "lab_value"
}
Нотатки
Prevention-persona RedFlag for BARD1 heterozygous carriers. Engine routes to enhanced breast surveillance + ovarian symptom-driven workup. NCCN places BARD1 in moderate-elevated breast tier (annual mammography from age 40; consider MRI). Triple-negative subset signal may justify earlier or MRI-inclusive screening in family- history-stratified cohorts. STUB pending two-Co-Lead signoff per CHARTER §6.1 dev-mode.
Де використовується
Indications
IND-BARD1-CARRIER-PREVENTION-OBSERVATION- IND-BARD1-CARRIER-PREVENTION-OBSERVATIONIND-BARD1-CARRIER-PREVENTION-SURVEILLANCE- IND-BARD1-CARRIER-PREVENTION-SURVEILLANCEIND-BARD1-SUSPICION-PREVENTION-TESTING- IND-BARD1-SUSPICION-PREVENTION-TESTING
Тривожна ознака
RF-BARD1-FAMILY-HISTORY-SUSPICION- Family pedigree pattern suggestive of germline BARD1 heterozygous carrier state in an asy...