At month three, LC patients had elevated IL10RB and MCP-1, whereas by month six, levels of several proteins (monocyte chemoattractant proteins MCP2/CCL8 and MCP4/CCL13, lymphopenia associated IL2RB, and TGF-signaling LAP/TGFb1) had fallen. Here, CCL13 is linked to laryngotracheoesophageal cleft.