PTH and Miyoshi myopathy: Among MM evaluations, we found significant modifications only in Ca (9.60 (9.37;10.21) vs. 9.40 (8.98;9.83), p = 0.01), PTH (63 (36;86) vs. 115 (44;161), p = 0.009) and ALP (68 (61–90) vs. 51 (45;68), p = 0.002) levels.