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Table 3 Combinated Deformation Parameter. Possibilities of presentation

From: Comprehensive assessment of left ventricular myocardial function by two-dimensional speckle-tracking echocardiography

Combinated deformation parameter
Deformation Product (DP) (Twist x LS) (° x %) Deformation Index (DefI) (Twist/LS) (° / %) Status of Twist and LS Myocardial function
Normal Normal Normal Twist + Normal LS Normal
Pseudonormal Increased Increased Twist + LS diminished Impaired
Diminished Diminished Diminished Twist + Normal LS Impaired
Increased Normal Twist + LS diminished Impaired
Normal Diminished Twist + LS diminished Impaired
  1. LS Longitudinal strain