2009, Number 1
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Rev Mex Anest 2009; 32 (1)
The usefulness of laryngeal masks when compared to endotracheal tubes in anesthesia for mastectomy
Sosa-Jaime NA, Pérez-Valverde SL, Rendón-Arroyo ME
Language: Spanish
References: 20
Page: 26-33
PDF size: 156.58 Kb.
ABSTRACT
Objective: We compared the usefulness of the laryngeal mask (LM)
vs. the endotracheal tube (ET) for the management of the upper respiratory tract in patients subjected to mastectomy.
Material and methods: It was studied a total amount of 207 patients subjected to modified radical mastectomy, with a physical condition ranging from ASA I to III. The patients were divided into two groups: Group I, LM, 104 patients and Group II, ET, 103 patients. Both groups were managed through general anesthesia balanced with sevoflurane, fentanyl, and vecuronium. The ventilation was kept by a semi-closed circuit with controlled mechanical ventilation.
Results from the 104 patients of the Group I (LM): in 7 patients the placing of the LM was very difficult, and it was impossible in another one, due to escapes in ventilation. Therefore, it was necessary to practice tracheal intubation; the pharyngeal pain was present in the 10% of the patients. In the Group II (ET), with 103 patients, intubation was found difficult in 17 patients, and it was necessary to use fibrolaryngoscopy in 2 of the patients; pharynx pain was present in the 55% of the patients (p ‹ 0.05). In the ET placing, it was found an increase in cardiac frequency with a significant statistical difference (p ‹ 0.05). The medicine (drugs) consumption was lower for the ML Group with a significant statistical difference for vacuronium (p ‹ 0.05).
Conclusion: The use of LM in patients subjected to mastectomy is safe and useful. It presents advantages over ET. We noticed a great usefulness in the use of LM in this kind of surgeries, where the complication possibility is reduced to a minimum and the patients go home with fewer problems in the upper respiratory tract.
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