Volar intercalated segmental instability (VISI) is a type of instability involving the wrist. It is less often encountered than dorsal intercalated segmental instability capholunate advanced collapse (SLAC) and scaphoid nonunion advanced collapse (SNAC) are the two most common patterns of posttraumatic wrist arthritis. This review discusses the etiology and clinical evaluation, as well as up-to-date treatment options, for both of these conditions. Classic as well as newer innovative techniques are discussed with clinical outcomes in order to provide an evidence-based review of the world’s literature on SLAC/SNAC wrist. volar intercalated segmental instability has been a successfully publishing quality Research article from many years and looking forward to frame up eminent, outstanding issues with best quality research articles in this year. We request you to kindly submit and publish your paper in this best journal and get global acknowledgment