D1/D2
Normal über 1,5. Bei DCM unter 1.
Mathew T, Williams L, Navaratnam G, Rana B, Wheeler R, Collins K, Harkness A, Jones R, Knight D, O’Gallagher K, Oxborough D, Ring L, Sandoval J, Stout M, Sharma V and Steeds R (2017) Diagnosis and assessment of dilated cardiomyopathy: a guideline protocol from the British Society of Echocardiography. Echo research and practice 2: G1-G13.