Giada Grelli, Medical Oncology Resident at University of Pisa, shared a post on X:
“Can we rely on peritoneal specimens for PD-L1 assessment.
The spatial and temporal heterogeneity of PD-L1 expression in mGEA is a critical issue.
Our paper now online on ESMO Gastrointestinal Oncology.”
Source: Giada Grelli/X