Doctaverse
Cardiology

Pediatric Echo Z-Score (Pettersen)

Body-surface-area-normalized z-score for cardiac structures from the Pettersen (Detroit) regression model.

Written for clinicians. If you're a parent or patient, don't act on these numbers — talk to your child's doctor.

Scope: BSA-based z-scores vary by reference model; confirm against your lab's standard. Not validated for BSA ≥ 2.0 m².

Inputs

FieldUnitNotes
Structure
Measured dimension cm Centimetres, NOT millimetres (e.g. 1.2 not 12)
Body surface area Validated to BSA < 2.0 m²

FAQ

What is the Pediatric Echo Z-Score (Pettersen)?

Body-surface-area-normalized z-score for cardiac structures from the Pettersen (Detroit) regression model.

What inputs does the Pediatric Echo Z-Score (Pettersen) need?

Structure, Measured dimension (cm), Body surface area (m²).

Are there any limitations?

BSA-based z-scores vary by reference model; confirm against your lab's standard. Not validated for BSA ≥ 2.0 m².

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