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Washington University Experience | MUSCLE | Arterioles, muscle, ultrastructure | 1A1 (Case 1) EM016 copy - Copy

Case 1 History ---- The patient is a 26-year-old woman with fibromyalgia with progressive weakness. Clinical suspicion: Rule out mitochondrial disease. Operative procedure: Left deltoid muscle biopsy. ---- 1A1 An exceptionally well preserved muscle arteriole is shown at various magnifications. The vessel shows patchy strongly osmiophilic extracellular elastin (arrow) and smooth muscle cells (arrowhead). (electron micrograph)

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