<prompt> Acro-osteolysis is seen in -AmyloidosisGoutHyperparathyroidismMultiple Myeloma  <response>: Ans. is c i.e., Hyperparathyroidism Acro-osteolvsiso Acro-osteolysis is the term used to describe resorption of the distal phalangeal tufts. Causes are : -i Sclerodermav Trauma thermal injuryii Hyperparathyroidismvi Epidermalysis bullosaiii Arthropathy RA, Psoriasisvii Neuropathy diabetes, syringomyelia 