(2) In the colocalization analysis of CHF, the results indicate that AZGP1 may share a causal variant in the region associated with CHF (PPH3 + PPH4 > 0.8), while PLG may not have shared causal variants in the same region (PPH3 + PPH4 < 0.8). The gene discussed is AZGP1; the disease is congestive heart failure.