E. Boltshauser et al., PROGRESSIVE SUBCUTANEOUS AND PERIARTICULAR CALCIFICATIONS IN A PATIENT WITH SPINAL MUSCULAR-ATROPHY TYPE-III, Neuropediatrics, 26(6), 1995, pp. 331-332
We describe a boy, diagnosed to have spinal muscular atrophy type III
at 3 years, who developed as yet unexplained progressive subcutaneous
and periarticular calcified nodules at the age of 5 years.