Durable response to olaparib plus continued PD-1 blockade in germline PALB2-mutated triple-negative breast cancer with leptomeningeal metastasis: A case report
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Rationale: Triple-negative breast cancer (TNBC) with germline PALB2 (gPALB2) mutations represents a rare but actionable subset sensitive to poly(ADP-ribose) polymerase (PARP) inhibition. However, clinical evidence supporting PARP... ...
