Place of publishing:
Subject and Keywords:
A 21-year-old patient with suspected polymyositis was examined. A biopsy of quadriceps sinisterwas performed.Electronmicroscopy analysis revealed increased glycogen accumulation within muscle fibers andpreserved sarcomeres structure. Focally large deposits of glycogen were seen (Fig.1,2).Vacuoles containing glycogen and an average number of fat droplets were seen.Glycogen-filled vacuoles may suggest a late glycogenosis type II, but PAS, PAS-diastase andphosphorylase were within the normal range.Limb-girdle dystrophy with dysferlin defect is suspected.
Detailed Resource Type:
Projects co-financed by:
Operational Program Digital Poland, 2014-2020, Measure 2.3: Digital accessibility and usefulness of public sector information; funds from the European Regional Development Fund and national co-financing from the state budget.