Ratio LF/BIP
Hohler, C.W., and T.A. Quetel. "Comparison of Ultrasound Femur Length and Biparietal Diameter in Late
Pregnancy," American Journal of Obstetrics and Gynecology, 141:7 (Dec. 1 1981), 759-762.
Ratio LF/CT
Hadlock F.P., R. B. Harrist, Y. Shah, and S. K. Park. "The Femur Length/Head Circumference Relation in
Obstetric Sonography." Journal of Ultrasound in Medicine, 3: (October 1984), 439-442.
Ratio CT/CA
Campbell S., Thoms Alison. "Ultrasound Measurements of the Fetal Head to Abdomen Circumference Ratio
in the Assessment of Growth Retardation," British Journal of Obstetrics and Gynaecology, 84: (March 1977),
165-174.
Références générales
Ratio +/x ou S/D
+/x = abs (vitesse A/vitesse B)
où
A = curseur de vitesse +
B = curseur de vitesse x
Indice d'accélération (ACC)
Zwiebel, W.J. Introduction to Vascular Ultrasonography, 4th ed., W.B. Saunders Company, (2000), 52.
ACC = abs (delta vitesse/delta temps)
Temps écoulé (TE)
TE = temps entre les curseurs de vitesse en millisecondes
Angle des hanches/ratio d:D
Graf, R. "Fundamentals of Sonographic Diagnosis of Infant Hip Dysplasia." Journal of Pediatric Orthopedics,
Vol. 4, No. 6: 735-740, 1984.
Morin, C., Harcke, H., MacEwen, G. "The Infant Hip: Real-Time US Assessment of Acetabular Development."
Radiology 177: 673-677, December 1985.
Références
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