The impact of left ventricular geometry on left atrium phasic function in obstructive sleep apnea syndrome: a multimodal echocardiography investigation

Figures

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  Fig. 1. Study flowchart. OSAS: Obstructive sleep apnea syndrome; COPD: Chronic obstructive pulmonary disease; CPAP: continuous positive airway pressure; CHD: Coronary heart disease; ECHO: Echocardiography

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  Fig. 2. The comparison of 2DE-left atrium volume indices (LAVImax, LAVImin, LAVIpre) among the different left ventricular geometric patterns. NG: Normal geometry; CR: Concentric remodeling; EH: Eccentric hypertrophy; CH: Concentric hypertrophy; *P < 0.05 versus NG; #P < 0.05 versus CR; ▲P < 0.05 versus EH

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  Fig. 3. The comparison of 3DE-left atrium volume indices (LAVImax, LAVImin, LAVIpre) among the different left ventricular geometric patterns. NG: Normal geometry; CR: Concetric remodeling; EH: Eccentric hypertrophy; CH: Concentric hypertrophy; *P < 0.05 versus NG; #P < 0.05 versus CR; ▲P < 0.05 versus EH

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  Fig. 4. The comparison of left atrium strain parameters (LAS-S, LAS-E, LAS-A) among the different left ventricular geometric patterns. NG: Normal geometry; CR: Concetric remodeling; EH: Eccentric hypertrophy; CH: Concentric hypertrophy; *P < 0.05 versus NG; #P < 0.05 versus CR; ▲P < 0.05 versus EH

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  Fig. 5. The comparison of 2DE-left atrium emptying fraction (TotEF, PassEF, ActEF) among the different left ventricular geometric patterns. NG: Normal geometry; CR: Concetric remodeling; EH: Eccentric hypertrophy; CH: Concentric hypertrophy; *P < 0.05 versus NG; #P < 0.05 versus CR

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  Fig. 6. The comparison of 3DE- left atrium emptying fraction (TotEF, PassEF, ActEF) among the different left ventricular geometric patterns. NG: Normal geometry; CR: Concetric remodeling; EH: Eccentric hypertrophy; CH: Concentric hypertrophy; *P < 0.05 versus NG; #P < 0.05 versus CR