FGF21 and alkaline phosphatase measurement: This review article summarizes the role of some other adipokines in AP, such as asprosin, apelin, adipsin, angiopoietin-like protein 2 (ANGPTL2), chemerin, FGF-21, progranulin, visfatin, vaspin, omentin-1, RBP4, lipocalin 2, TNF-α, and osteopontin (OPN) since these have not collectively summarized and reported yet.