Αρχειοθήκη ιστολογίου

Δευτέρα 21 Φεβρουαρίου 2022

A new treatment strategy for hemifacial microsomia: Auricular reconstruction with an expanded two-flap method and simultaneous mandibular distraction osteogenesis

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J Plast Reconstr Aesthet Surg. 2022 Jan 31:S1748-6815(22)00054-7. doi: 10.1016/j.bjps.2022.01.035. Online ahead of print.

ABSTRACT

BACKGROUND: Owing to the complex clinical manifestations of hemifacial microsomia (HFM), multidisciplinary cooperation is required to achieve better therapeutic effects in terms of function and aesthetics. This study aimed to explore the efficacy of the expanded two-flap auricular reconstruction combined with mandibular distraction osteogenesis in the treatment of HFM.

METHODS: This surgical strategy was performed in three stages. In the first stage, the retroauricular skin was expanded with a tissue expander and a mandibular distraction device was installed. In the second stage, the traditional expanded two-flap method for auricular reconstruction was adapted, and the framework was fabricated with costal cartilage and wrapped with the expanded skin flap, retroauricular fascia flap, and full-thickness skin graft. In the final stage, the tragus and lobule were rebuilt, the concha cavity deepened, and the mandibular distraction device removed.

RESULTS: From January 2014 to November 2018, 166 HFM patients underwent auricular reconstruction with the expanded two-flap method and simultaneous mandibular extension in our hospital. The median follow-up period was 9.3 months. Of the 166 patients, 154 patients and their families were satisfied with the results, and only 16 patients experienced complications.

CONCLUSIONS: This three-stage technique of simultaneous auricular reconstruction and mandibular distraction osteogenesis is safe and effective in achieving facial symmetry, improving occlusal contact, shortening treatment course, and relieving patient's suffering, especially for HFM patients.

PMID:35183465 | DOI:10.1016/j.bjps.2022.01.035

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Is there a relationship between tonsil volume and the success of pharyngeal surgery among adult patients with obstructive sleep apnea?

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Braz J Otorhinolaryngol. 2022 Jan 4:S1808-8694(21)00214-7. doi: 10.1016/j.bjorl.2021.12.002. Online ahead of print.

ABSTRACT

OBJECTIVES: Hypertrophic palatine tonsils play a role in the blockage of the upper airway, one of the known causes of Obstructive Sleep Apnea (OSA). Therefore, it is possible that there is an association between tonsil size and the success of pharyngeal surgery during OSA treatment. The main objective of this study was to evaluate the relationship between tonsil grade and volume, as well as to establish whether a relationship exists between tonsil size and the success rate of pharyngeal surgery (tonsillectomy and pharyngoplasty with barbed sutures).

METHODS: This retrospective study includes forty-four adult patients who underwent tonsillectomy and pharyngeal surgery with barbed sutures for the treatment of simple snoring and OSA between January 2016 and September 2019. Patients who had been previously tons illectomized or those for whom tonsil volume measurement was lacking were excluded. All patients underwent a pre-operative physical exploration at the clinic exam room and a sleep study. Prior to surgery a Drug Induced Sleep Endoscopy (DISE) was performed. Tonsil volume was measured intraoperatively using the water displacement method. The same sleep study was repeated six months following surgery.

RESULTS: A significant correlation was found between tonsil grade and volume and between such measurements and the blockage observed at the level of the oropharynx during the DISE. Moreover, an association was observed between tonsil volume, but not tonsil grade, and the success of tonsillectomy and pharyngoplasty with barbed sutures. A tonsil volume greater than 6.5 cm3 was linked to success during pharyngeal surgery.

CONCLUSION: A correlation exists between tonsil grade and tonsil volume. A bigger tonsil volume is associated with a greater success rate of orophary ngeal surgery during treatment of OSA.

LEVEL OF EVIDENCE: Level 3, non-randomized cohort study.

PMID:35184978 | DOI:10.1016/j.bjorl.2021.12.002

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Analysis of effects of laryngopharyngeal reflux disease and proton pump inhibitor treatment on Eustachian tube function in patients with obstructive sleep apnea hypopnea

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Ear Nose Throat J. 2022 Feb 21:1455613221076786. doi: 10.1177/01455613221076786. Online ahead of print.

ABSTRACT

OBJECTIVE: This study aims to explore the effects of laryngopharyngeal reflux disease (LPRD) and proton pump inhibitor (PPI) treatment on Eustachian tube function in patients with obstructive sleep apnea (OSA).

METHODS: The Eustachian tube score-7 (ETS-7) was observed before and after PPI treatment in the control group, OSA only group, and OSA + LPRD group.< /p>

RESULTS: Age, sex, smoking history, and drinking history showed no differences among 3 groups (P > .05). The body mass index (BMI) in the control group was lower than that in other groups (P < .017). Before PPI treatment, the abnormality rate of ETS-7 in the OSA + LPRD group statistically differed from that in the control group and the OSA only group (P < .017). After PPI treatment, the abnormality rate of ETS-7 in the OSA + LPRD group exhibited no significant differences compared with that in the control group and the OSA only group (P > .017), and it declined remarkably compared with that before PPI treatment (75% vs 35%, χ2 = 13.334, P = .001). Moreover, the multivariate analysis revealed that only LPRD had an independent correlation with the abnormality of ETS-7 (OR = 1.245, 95% CI: 1.759-6.861, P = .000).

CONCLUSION: In view of its high incidence in OSA patients, LPRD may be a considerable factor for the high incidence of abnormality r ate of ETS-7 in OSA patients, and PPI therapy is of significant value in improving Eustachian tube function in OSA patients with LPRD.

PMID:35187968 | DOI:10.1177/01455613221076786

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Mitochondrial Disease and Hearing Loss in Children: A Systematic Review

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Abstract

Objectives

Hearing loss is a clinical symptom, frequently mentioned in the context of mitochondrial disease. With no cure available for mitochondrial disease, supportive treatment of clinical symptoms like hearing loss is of the utmost importance. The aim of this study was to summarize current knowledge on hearing loss in genetically proven mitochondrial disease in children and deduce possible and necessary consequences in patient care.

Methods

Systematic literature review, including Medline, Embase, and Cochrane library. Review protocol was established and registered prior to conduction (International prospective register of systematic reviews—PROSPERO: CRD42020165356). Conduction of this review was done in accordance with MOOSE criteria.

Results

A total of 23 articles, meeting predefined criteria and providing sufficient information on 75 individuals with childhood onset hearing loss was included for analysis. Both cochlear and retro-cochlear origin of hearing loss can be identified among different types of mitochondrial disease. Analysis was hindered by inhomogeneous reporting and methodical limitations.

Conclusion

Overall, the findings do not allow for a general statement on hearing loss in children with mitochondrial disease. Retro-cochlear hearing loss seems to be found more often than expected. A common feature appears to be progression of hearing loss over time. However, hearing loss in these patients shows manifold characteristics. Therefore, awareness of mitochondrial disease as a possible causative background is important for otolaryngologists. Future attempts rely on standardized reporting and long-term follow-up.

Level of evidence

NA Laryngoscope, 2022

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Diagnosis of mucormycosis using an intercalating dye-based quantitative PCR

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Med Mycol. 2022 Feb 21:myac015. doi: 10.1093/mmy/myac015. Online ahead of print.

ABSTRACT

PCR-based methods applied to various body fluids emerged in recent years as a promising approach for the diagnosis of mucormycosis. In this study, we set up and assess the value of a qPCR to detect a wide variety of Mucorales species in a single tube. A pair of degenerated primers targeting the rDNA operon was used in a qPCR utilizing an intercalating fluorescent dye. Analytical assessment, using a wide variety of both Mucorales strains (8 genera, 11 species) and non-Mucorales strains (9 genera, 14 species), showed 100% sensitivity and specificity rates with a limit of detection at 3 rDNA copy/ qPCR reaction. Subsequently, 364 clinical specimens from 166 at-risk patients were prospectively tested with the assay. All the seven patients classified as proven/probable mucormycosis using the EORTC-MSG criteria had a positive qPCR as well as a patient with a p roven uncharacterized invasive mould infection. In addition, 3 out of 7 patients with possible mould invasive infections had at least one positive qPCR test. Sensitivity was calculated between 73.33% to 100% and specificity between 98.10% to 100%. The qPCR method proposed showed excellent performances and would be an important adjunctive tool for the difficult diagnosis of mucormycosis diagnosis.

PMID:35188208 | DOI:10.1093/mmy/myac015

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Cricotracheostomy in a patient with severe kyphosis: A case report

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Ear Nose Throat J. 2022 Feb 21:1455613221077596. doi: 10.1177/01455613221077596. Online ahead of print.

ABSTRACT

Cricotracheostomy is a useful surgical procedure for opening the airway in cases where conventional tracheotomy is difficult. This is a safe and easy technique involving removal of the anterior portion of the cricoid cartilage. Herein, we report the case of a patient with difficulty in neck extension due to severe kyphosis, who underwent cricotracheostomy. A 65-ye ar-old woman developed dyspnea and was transported to our hospital. SpO2 was 60% (room air) and endotracheal intubation was performed. She was managed on ventilator. However, weaning off the ventilator was difficult, and endotracheal intubation was prolonged. Subsequently, the patient was referred to us for a tracheostomy. The patient was unable to maintain the supine position due to severe kyphosis, and computed tomography revealed that the brachiocephalic artery was running just below the thyroid gland. Therefore, conventional tracheostomy was difficult to perform, and we performed cricotracheostomy instead. After the cricotracheostomy, there were no tracheal problems, such as tracheal stenosis and stomal hemorrhage. Cricotracheostomy can be performed in cases where multiple anatomical difficulties may be faced in the tracheostomy site, as in this case. Furthermore, cricotracheostomy is beneficial for long-term airway management because it causes fewer complications com pared to conventional tracheotomy.

PMID:35188407 | DOI:10.1177/01455613221077596

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