Skoulidis reported that all 3 acinar cell carcinomas developed in patients with a germline mutation of BRCA2999del5 lacked the wild-type allele of BRCA2, in contrast to the observation that only 1 of 4 pancreatic ductal adenocarcinomas in patients with the same genetic phenotype lack the wild-type allele16. The gene discussed is BRCA2; the disease is pancreatic ductal adenocarcinoma.