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Figure 6: Illustration showing relevant nerve and muscle anatomy for TTP block. EIM, external intercostal muscle; IIM, Internal intercostal muscle; INIM, innermost intercostal muscle; TTM, transverse thoracic muscle; EIA, external intercostal aponeurosis

Figure 6: Illustration showing relevant nerve and muscle anatomy for TTP block. EIM, external intercostal muscle; IIM, Internal intercostal muscle; INIM, innermost intercostal muscle; TTM, transverse thoracic muscle; EIA, external intercostal aponeurosis