Muscle biopsies
reveal multifocal necrosis, hypertrophy, atrophy, increased fibrosis and a variable increase in the number of fibers with internal nuclei and occasional whorled fibers.
Histopathologic examination of muscle biopsies
revealed multifocal areas of mixed mononuclear cell infiltration, myonecrosis and regeneration.
Not exact matches
Electrocardiography
revealed sinus tachycardia — 156 bpm, with premature supraventricular and
multifocal ventricular complexes (fig 4).