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. 2022 Jan 13;38(6):1245–1255. doi: 10.1007/s10554-021-02508-5

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Fig. 1 — The progression of the global longitudinal strain of the left ventricle in patients with Chronic Chagas Cardiomyopathy. A Stage B1 (structural cardiomyopathy without global ventricular function involvement); B Stage B2 (structural cardiomyopathy with a mildly deteriorated global ventricular function); C Stage C (symptomatic heart failure with moderate to severe deteriorated global ventricular function); D Stage D (refractory heart failure)