Explain the .
However, the calculation depends on the . To get an accurate Z-score, the technician must have an accurate height and weight for the patient. If a patient gains or loses significant weight between visits, the "normal" range for their aorta shifts, which can slightly alter the Z-score interpretation. aortic root z score
According to international guidelines (such as the Ghent criteria for Marfan Syndrome), an aortic root Z-score of (in the absence of other specific features) or ≥ 3.0 (in the presence of other features like lens dislocation) is a major criterion for diagnosis. Explain the