Ophthalmic anaesthesia

Author(s):  
Jeremy Prout ◽  
Tanya Jones ◽  
Daniel Martin

This chapter covers the considerations for pre-assessment in ophthalmic patients with special reference to the elderly and paediatric populations and factors that influence the choice of anaesthetic technique. Local anaesthesia options are described with conduct of subTenons and peribulbar blocks, benefits and complications. General anaesthesia is discussed with special reference to paediatric patients and circumstances such as penetrating eye injury. Perioperative management may require drugs that influence intra-ocular pressure and the physiological control of intra-ocular pressure is explained.

Author(s):  
Chris Dodds ◽  
Chandra M. Kumar

Anaesthesia for ophthalmic surgery has always been challenging because the patients range across all ages, but the elderly are especially vulnerable. They have an increased morbidity and are often taking multiple drugs that make even anaesthesia for minor surgery more risky. No wonder there has been a shift in the delivery of anaesthesia towards regional techniques although general anaesthesia remains the technique of choice for many intermediate and most complex ophthalmic operations. Understanding the physiology of the eye, the relevant anatomy, and the ophthalmic drugs patients may receive, all have major influences on the choice of anaesthesia. This varies worldwide but the current preference is firmly in favour of local anaesthesia. A practising ophthalmic anaesthetist should be skilled in a range of different techniques to deal with the needs of different operations, operators, and, most importantly, patients.


Anaesthesia ◽  
1988 ◽  
Vol 43 (s1) ◽  
pp. 58-60 ◽  
Author(s):  
Y. GUEDES ◽  
J. C. RAKOTOSEHENO ◽  
M. LEVEQUE ◽  
F. MIMOUNI ◽  
J. P. EGRETEAU

Anaesthesia ◽  
1995 ◽  
Vol 50 (2) ◽  
pp. 126-129 ◽  
Author(s):  
Y. MYINT ◽  
A. K. SINGH ◽  
J. E. PEACOCK ◽  
A. PADFIELD

Author(s):  
K.M. Saidzhamolov ◽  
◽  
E.V. Gromakina ◽  
S.K. Makhmadzoda ◽  
◽  
...  

Purpose. To assess the severity of penetrating eye trauma in children in Tajikistan. Material and methods. Retrospectively there was analyzed 277 case histories of children with a diagnosis of penetrating eye injury, admitted to the children’s department of the National Medical Centre of the Republic of Tajikistan for the provision of specialized ophthalmological care. Results. The average age of children at the time of injury to the organ of sight was 7.06 ± 3.01 years, mainly these were villagers (70%). Children under 7 years old accounted for 57.8% of those admitted to the hospital. The terms of admission to the hospital ranged from 1 to 14 days, an average of 43.02 ± 33.35 hours. The severity is caused by damage to 2 or more structures of the eyeball in 81,3%. Wounds larger than 6 mm prevailed and amounted to 63,5%. Endophthalmitis at admission was noted in 8,3% of cases. Enucleation was performed in 2 children; 244 children underwent primary surgical treatment. Visual acuity at discharge was higher than 0.1 in 72 of 275 children (26.2%), lower than 0,1 in 194 (70.7%). Conclusion. Almost every second child (43.0%) is admitted to the hospital for primary surgical treatment of an eyeball wound after 24 hours. About 2/3 of cases of eye damage are characterized by large wound sizes. Stab wounds were noted in 90.2% of cases. In 58.8% of cases, damage to the cornea was observed and in 68.6% – damage to the lens area.


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