WASHINGTON — While rates of gallbladder cancer have been decreasing in the U.S., this rare but often-deadly cancer is on the rise in Black patients, driven by more late-stage tumors, a nationwide analysis showed.
From 2001 to 2020, overall gallbladder cancer incidence rates were decreasing in all race groups except Black patients, who had an average increase of 1.03% per year (P=0.03), while the incidence of late-stage tumors increased at an average annual rate of 2.7%, reported Yazan Abboud, MD, of Rutgers New Jersey Medical School in Newark, at the Digestive Disease Week annual meeting.
Gallbladder cancer is most often diagnosed at later stages, with 41.3% of cancers in this study found in late stages, including 43.7% of cancers in Black patients, 40.8% in white patients, and 41.1% in Hispanic patients.
While incidence rates of late-stage tumors were increasing among Black patients (average annual percentage change [AAPC] 2.72, P
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