CD4 and syringocystadenoma papilliferum: In correlation analysis, we found that PCT (R .319, p = .000), IL‐6 (R .182, p = .047), CD4+ T cells (R −.296, p = .001), CD8+ T cells (R −.241, p = .008) and lactate (R .198, p = .03) were correlated with SCAP (Figure 2A).