Alphabet Patterns in Strabismus



Pattern strabismus is a particular form of incomitant where the deviation differs in up and downgaze creating a characteristic shape. It is associated with overaction of horizontal or vertical recti, obliques and in some cases, cyclorotation of the orbit. This chapter details the various types of pattern strabismus, their etiology and preferred treatment plans.


Alphabet V pattern Oblique overaction Crouzon’s Myectomy 


  1. 1.
    Kekunnaya R, Mendonca T, Sachdeva V. Pattern strabismus and torsion needs special surgical attention. Eye (Lond). 2015;29(2):184–90.CrossRefGoogle Scholar
  2. 2.
    Rosenberg JB, Tepper OM, Medow NB. Strabismus in craniosynostosis. J Pediatr Ophthalmol Strabismus. 2013;50(3):140–8.CrossRefGoogle Scholar
  3. 3.
    Oya Y, Yagasaki T, Maeda M, Tsukui M, Ichikawa K. Effects of vertical offsets of the horizontal rectus muscles in V-pattern exotropia without oblique dysfunction. J AAPOS. 2009;13(6):575–7.CrossRefGoogle Scholar

Copyright information

© Springer Nature Switzerland AG 2019

Authors and Affiliations

  1. 1.Royal Free London NHS Foundation TrustLondonUK

Personalised recommendations