KLK3 and obesity due to melanocortin 4 receptor deficiency: Analyzing the centrality and categorization of these keywords in the diagram, it is evident that the research hotspots related to inflammation predominantly focus on areas including “prostate-specific antigen,” “cytokines,” “oxidative stress,” “tumor microenvironment,” “prognosis,” and “obesity,” all of which are intricately linked to the topics of inflammation and prostate cancer.