Calculs de ratios
Ratio LF/CA
Hadlock F.P., R. L. Deter, R. B. Harrist, E. Roecker,
and S.K. Park. "A Date Independent Predictor of
Intrauterine Growth Retardation: Femur
Length/Abdominal Circumference Ratio",
American Journal of Roentgenology, 141: (November
1983), 979‐984.
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 (December 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)
166
Publications relatives aux mesures et terminologie
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.
Épaisseur intima média (EIM)
Howard G, Sharrett AR, Heiss G, Evans GW,
Chambless LE, Riley WA, et al. "Carotid Artery
Intima‐Medial Thickness Distribution in General
Populations As Evaluated by B‐Mode
Ultrasound. ARIC Investigators. Atherosclerosis
Risk in Communities. Stroke. (1993),
24:1297‐1304.
O'Leary, Daniel H., MD and Polak, Joseph, F.,
MD, et al. "Use of Sonography to Evaluate
Carotid Atherosclerosis in the Elderly. The
Cardiovascular Health Study". Stroke.
(September 1991), 22,1155‐1163.
Redberg, Rita F., MD and Vogel, Robert A., MD,
et al. "Task force #3—What is the Spectrum of
Current and Emerging Techniques for the
Noninvasive Measurement of Atherosclerosis?"
Journal of the American College of Cardiology.
(June 4, 2003), 41:11, 1886‐1898.
Pourcentage de réduction de surface
Taylor K.J.W., P.N. Burns, P. Breslau. Clinical
Applications of Doppler Ultrasound, Raven Press,
N.Y., (1988), 130‐136.
Zwiebel W.J., J.A. Zagzebski, A.B. Crummy, et al.
"Correlation of peak Doppler frequency with
lumen narrowing in carotid stenosis." Stroke, 3:
(1982), 386‐391.