Crescentic Osteotomy
Fig. 11.1 (a) A longitudinal capsulotomy is made at the dorsolateral part of the first metatarsophalangeal joint (white line). (b) The articular surface of the lateral sesamoid is observed after…
Recurrence and Hallux Varus
Fig. 7.1 In the normal state, the first metatarsal is straight; therefore the anatomic axis of the first metatarsal (mid-diaphysis bisection) is collinear with the mechanical axis (center of MTPJ…
Radiographic Assessment
Fig. 5.1 (a) Classic AP angles: 1 metatarsal 1–2 angle(IM angle), 2 hallux valgus angle, 3 distal metatarsal angle (proximal articular set angle), 4 distal articular set angle, 5 metatarsus…
Anatomy and Terminology
Fig. 2.1 Medial cuneiform. (a) Posterior surface. (b) Medial surface. (c) Lateral surface. (d) Inferior surface. (e) Superior surface The First Metatarsal The first metatarsal is the shortest and strongest…
Basilar Opening and Closing Wedge Osteotomy Procedures
Fig. 10.1 (a) Shortening of the first ray after inadequate correction with chevron bunionectomy. (b) Revisional hallux valgus correction with opening base wedge osteotomy to restore length to the medial…
The Etiology of Hallux Abductovalgus Described in Six Pieces
Structural etiologies Biomechanical etiologies Systemic etiologies Other etiologies Short first metatarsal Pronating pes plano valgus Neuromuscular diseases Hereditary factors Long first metatarsal Inflammatory arthritides Shoegear Degenerative arthritides Female gender Ligamentous…
Overview of the Condition
© Springer International Publishing AG 2018Paul D. Dayton (ed.)Evidence-Based Bunion Surgeryhttps://doi.org/10.1007/978-3-319-60315-5_1 1. Overview of the Condition Paul D. Dayton1, 2 , Dixon Xu3 and James Mahoney3 (1) College of Podiatric Medicine and Surgery, Des Moines University, Des Moines, Iowa,…
Special Consideration: Female Athlete and ACL Injury Prevention
Fig. 24.1 Athletes should align knee over second and third toes to prevent dynamic valgus position Fig. 24.2 (a, b) When landing, the trunk should lie within the base of…
Radiologic Evaluation of ACL Tear and ACL Reconstruction
Fig. 7.1 Axial T2-weighted fat-suppressed image from a 12-year-old girl showing the normal hypointense signal within the proximal ACL Fig. 7.2 Sequential coronal T2-weighted fat-suppressed images from the same 12-year-old…
Congenital Absence of the Anterior Cruciate Ligament
Fig. 23.1 Arthroscopic images demonstrate Type I ACL deficiency characterized by hypoplastic (a) and nonfunctional (b) ACL Fig. 23.2 Radiograph of a 13-year-old female show hypoplastic tibial spine and narrow…
