Morphological Risk Factors for Cruciate Ligament Rupture 79Labrador Retrievers with and without cranial cru-
ciate ligament deficiency. Am J Vet Res 2009;70:
498–507.
Mostafa AA, Griffon DJ, Thomas MW,et al.Mor-
phometric characteristics of the pelvic limb mus-
culature of Labrador Retrievers with and with-
out cranial cruciate ligament deficiency. Vet Surg
2010;39:380–389.
Mostafa AA, Griffon DJ, Thomas MW,et al.Radio-
graphic evaluation of femoral torsion and cor-
relation with computed tomographic techniques
in Labrador Retrievers with and without cranial
cruciate ligament disease. Vet Surg 2014;43:534–
541.
Muneta T, Takakuda K, Yamamoto H. Intercondylar
notch width and its relation to the configuration
and cross-sectional area of the anterior cruciate lig-
ament. A cadaveric knee study. Am J Sports Med
1997;25:69–72.
Nisell R. Mechanics of the knee. A study of joint and
muscle load with clinical applications. Acta Orthop
Scand Suppl 1985;216:1–42.
Ragetly CA, Evans R, Mostafa AA,et al. Multi-
variate analysis of morphometric characteristics
to evaluate risk factors for cranial cruciate liga-
ment deficiency in Labrador Retrievers. Vet Surg
2011;40:327–333.
Read RA, Robins GM. Deformity of the proximal tibia
in dogs. Vet Rec 1982;111:295–298.
Reif U, Probst CW. Comparison of tibial plateau
angles in normal and cranial cruciate deficient sti-
fles of Labrador Retrievers. Vet Surg 2003;32:385–
389.
Schwandt CS, Bohorquez-Vanelli A, Tepic S,et al.
Angle between the patellar ligament and tibial
plateau in dogs with partial rupture of the cra-
nial cruciate ligament. Am J Vet Res 2006;67:1855–
1860.
Shambaugh JP, Klein A, Herbert JH. Structural mea-
sures as predictors of injury basketball players.
Med Sci Sports Exerc 1991;23:522–527.
Slocum B, Devine T. Cranial tibial thrust: a primary
force in the canine stifle. J Am Vet Med Assoc
1983;183:456–459.
Sonnery-Cottet B, Archbold P, Cucurulo T,et al.The
influence of the tibial slope and the size of the inter-
condylar notch on rupture of the anterior cruciate
ligament. J Bone Joint Surg Br 2011;93:1475–1478.
Souryal TO, Moore HA, Evans JP. Bilaterality in
anterior cruciate ligament injuries: associated
intercondylar notch stenosis. Am J Sports Med
1988;16:449–454.
Stork CK, Petite AF, Norrie RA,et al.Variation in
position of the medial fabella in West Highland
white terriers and other dogs. J Small Anim Pract
2009;50:236–240.
Sturnick DR, Vacek PM, DeSarno MJ,et al.Combined
anatomic factors predicting risk of anterior cruciate
ligament injury for males and females. Am J Sports
Med 2015;43:839–847.
Tillman MD, Smith KR, Bauer JA,et al.Differences
in three intercondylar notch geometry indices
between males and females: a cadaver study. Knee
2002;9:41–46.
Wada M, Imura S, Baba H,et al.Knee laxity in patients
with osteoarthritis and rheumatoid arthritis. Br J
Rheumatol 1996;35:560–563.
Wilke VL, Conzemius MG, Besancon MF,et al.Com-
parison of tibial plateau angle between clinically
normal Greyhounds and Labrador Retrievers with
and without rupture of the cranial cruciate liga-
ment. J Am Vet Med Assoc 2002;221:1426–1429.
Zeng C, Gao SG, Wei J,et al.The influence of the inter-
condylar notch dimensions on injury of the ante-
rior cruciate ligament: a meta-analysis. Knee Surg
Sports Traumatol Arthrosc 2013;21:804–815.