Rapid Onset and Resolution of Hydroxychloroquine Cardiomyopathy: A Case Report

Figure 1

(a) Electron microscopic image of endomyocardial biopsy, 12k magnification, demonstrating elongated enlarged mitochondria (orange arrow), myelin figure (green arrow), and curvilinear body (red arrow). (b) Electron microscopic image of endomyocardial biopsy, 20k magnification, demonstrating myelin figure (yellow arrow).

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