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Sub-Tenon’s block versus topical anaesthesia for cataract surgery
  1. A C O Cheng,
  2. H K L Yuen,
  3. R F Lam,
  4. D S C Lam
  1. Department of Ophthalmology and Visual Sciences, The Chinese University of Hong Kong, 3/F, Hong Kong Eye Hospital, 147K Argyle Street, Kowloon, Hong Kong
  1. Correspondence to: Dennis S C Lam Department of Ophthalmology and Visual Sciences, The Chinese University of Hong Kong, 3/F, Hong Kong Eye Hospital, 147K Argyle Street, Kowloon, Hong Kong; dennislam_pubcuhk.edu.hk

https://doi.org/10.1136/bjo.2005.073858

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    We read with great interest the article by Ruschen et al comparing patient satisfaction during cataract surgery with sub-Tenon’s block (STB) versus topical anaesthesia (TOP).1 The authors concluded that in the setting of day case cataract surgery, patients reported significantly higher satisfaction scores with STB than TOP.

    We would like to raise two issues for discussion. Firstly, the lower satisfaction score in the TOP group may only reflect a suboptimal TOP that was given in the current study and may not be generalisable to other …

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