Search for: [Abstract = "A 39\-year\-old patient with suspected metabolic myopathy was examined. A biopsy of quadriceps sinister was performed. Electron microscopy analysis revealed the presence ultrastructurally unchanged muscle fibers \(Fig 1\). Capillaries with features of endothelial necrosis were seen. \(Figure 2\). Large droplets of fat and vacuolar structures were present under the sarcolemma of some muscle cells \(Fig. 3,4\)."]