Αρχειοθήκη ιστολογίου

Σάββατο 18 Νοεμβρίου 2017

Prevalence of chronic ear disease among HIV+ children in Sub-Saharan Africa

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Publication date: December 2017
Source:International Journal of Pediatric Otorhinolaryngology, Volume 103
Author(s): David C. Ianacone, Alden F. Smith, Margaretha L. Casselbrant, Robbert J.H. Ensink, Farrel Buchinsky, Abebe Melaku, Glenn Isaacson
ObjectivesTo determine the prevalence of chronic ear disease in HIV+, highly active anti-retroviral therapy (HAART)-treated children and compare this to the prevalence in healthy children of similar age living in a similar setting.IntroductionFrom previous clinical work in Ethiopia, we suspected that chronic middle ear disease was common both in the general pediatric population and especially among children with HIV/AIDS. Few studies have examined the prevalence of chronic ear disease in HIV + children, particularly in those treated with HAART.MethodsFull examination of the head and neck was performed by otolaryngologists. This including cleaning of cerumen, otoscopy and microscopic otoscopy when needed. Patient's medical records were reviewed. Presence or absence of tympanic membrane (TM) perforation (unilateral or bilateral), tympanosclerosis, TM atrophy, otorrhea and/or cholesteatoma was documented.Results112 HIV+ and 162 healthy (HIVU) children were included. Prevalence of TM perforations was 17% in the HIV + infected versus 3% in the HIVU (Fisher's-Exact-Test; OR: 7.2, 95% CI 2.5–20, p-value <0.0001). Presence of unilateral TM perforations was 12% in the HIV + population and 2% in the HIVU population (Fisher's-Exact-Test; OR: 6.8, 95% CI 2.0–22, p-value 0.002). The presence of bilateral perforations was 4% in the HIV + population and 1% in the HIVU population (Fisher's-Exact-Test; OR: 6.8, 95% CI 1.1–42, p-value 0.088).In the HIV + cohort, 2% were diagnosed with cholesteatoma compared to 0% in the HIVU population (95% CI HIV+ 0.002–0.06; HIVU 0.0–0.02) and 8% of HIV + subjects had active middle ear discharge, compared to 0% in the HIVU population (95% CI HIV+ 0.04–0.1; HIVU 0.0–0.02). Neither tympanosclerosis nor tympanic membrane atrophy was more frequent in the HIV + population compared to the HIVU population. Persistent or recurrent TM perforation was not more frequent in children with prior tympanoplasty in the HIV + population compared to the HIVU population.ConclusionTM perforations are significantly more common in HAART-treated HIV + children than in healthy, age-matched HIVU population. Otorrhea and cholesteatoma were found only in the HIV + cohort.



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Revisits after pediatric tracheotomy: Airway concerns result in returns

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Publication date: January 2018
Source:International Journal of Pediatric Otorhinolaryngology, Volume 104
Author(s): Sophie Shay, Nina L. Shapiro, Neil Bhattacharyya
ObjectivesChildren undergoing tracheotomy represent a medically vulnerable patient population, and understanding the reasons for revisiting the hospital setting following tracheotomy is critical for improving the quality of care for these patients. This study aims to investigate the incidence and characteristics of revisits following pediatric tracheotomy.MethodsCross-sectional, population-based study using state databases. The State Inpatient Databases and State Emergency Department Databases for California, Florida, Iowa and New York 2010–11 were linked and examined for cases of pediatric tracheotomy (patients < 18.0 years) and corresponding subsequent 30-day post-discharge revisits. Demographic and descriptive data were analyzed determining the revisit rate, revisit diagnoses, procedures, and discharge dispositions.Results2,248 pediatric tracheotomy cases were extracted (60.8% male, mean age 8.3 years). There were 373 inpatient or emergency department revisits (30-day revisit rate, 16.6%), of which 34.3% occurred within 48 h after discharge. Of these, 59.2% were inpatient readmissions. There were ≤10 deaths during these revisits (30-day revisit mortality rate, ≤2.7%). The most common primary revisit diagnoses were "fitting of prosthesis and adjustment of devices" (25.7%, likely representing adjustment/replacement of the tracheotomy tube), respiratory failure (11.0%), intracranial injury (5.4%), pneumonia (4.0%), "other upper respiratory disease" (3.8%), and "complications of surgical procedures or medical care" (3.8%). The most common revisit procedures were endotracheal intubation (11.4%), mechanical ventilation (8.8%), and replacement of tracheostomy tube (≤2.7%). Children discharged to a skilled care facility (47.1%) were more likely than those discharged to home (52.9%) to have a revisit (23.3% versus 12.0%, respectively; p < 0.001).ConclusionsChildren undergoing tracheotomy have a substantial 30-day revisit rate, most notably during the first 48 h after discharge, often involving tracheotomy tube or pulmonary complications. Improvements in discharge planning should target prevention of these complications.



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Targeted next generation sequencing identified a novel mutation in MYO7A causing Usher syndrome type 1 in an Iranian consanguineous pedigree

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Publication date: January 2018
Source:International Journal of Pediatric Otorhinolaryngology, Volume 104
Author(s): Daniz Kooshavar, Masoumeh Razipour, Morteza Movasat, Mohammad Keramatipour
BackgroundUsher syndrome (USH) is characterized by congenital hearing loss and retinitis pigmentosa (RP) with a later onset. It is an autosomal recessive trait with clinical and genetic heterogeneity which makes the molecular diagnosis much difficult. In this study, we introduce a pedigree with two affected members with USH type 1 and represent a cost and time effective approach for genetic diagnosis of USH as a genetically heterogeneous disorder.MethodsTarget region capture in the genes of interest, followed by next generation sequencing (NGS) was used to determine the causative mutations in one of the probands. Then segregation analysis in the pedigree was conducted using PCR-Sanger sequencing.ResultsTargeted NGS detected a novel homozygous nonsense variant c.4513G > T (p.Glu1505Ter) in MYO7A. The variant is segregating in the pedigree with an autosomal recessive pattern.ConclusionIn this study, a novel stop gained variant c.4513G > T (p.Glu1505Ter) in MYO7A was found in an Iranian pedigree with two affected members with USH type 1. Bioinformatic as well as pedigree segregation analyses were in line with pathogenic nature of this variant. Targeted NGS panel was showed to be an efficient method for mutation detection in hereditary disorders with locus heterogeneity.



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Branchial anomalies in children: A report of 105 surgical cases

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Publication date: January 2018
Source:International Journal of Pediatric Otorhinolaryngology, Volume 104
Author(s): Wanpeng Li, Hongming Xu, Liming Zhao, Xiaoyan Li
BackgroundBranchial anomalies (BAs) account for 20% of all congenital masses in children. We sought to review the incidence of involvement of individual anomalies, diagnostic methods, surgical treatment, and complications of BAs in children. In addition, we also classified our study and analyzed a congenital lower neck cutaneous fistula near the sternoclavicular joint that was thought to be the skin-side remnant of the fourth BAs.MethodsWe conducted a retrospective analysis of 105 children who were referred to our hospital from June 2009 to December 2016 for the treatment of BAs.ResultsIn this series, there were 51 males and 54 females. The age at the time of operation varied from 19 days to 13 years, and the mean age was 4.5 years. A total of 33 (31.4%) cases presented with first BAs, 13 (12.4%) presented with second BAs, and 59 (56.2%) presented with third and fourth BAs, including 6 cases of congenital lower neck cutaneous fistula. Fistulectomy under general anesthesia was performed on all of them. For postoperative complications, 2 cases had temporary facial paralysis, 1 case had permanent facial paralysis, 4 cases had temporary recurrent laryngeal nerve injury. Recurrence occurred in 2 patients with first BAs after medium follow-up time of 3.6 years (6 months–8 years).ConclusionsBAs are common congenital head and neck lesions in children, and there are four distinct types (first, second, third and fourth anomalies). The incidence of third and fourth BAs in Asia maybe higher when compared with literature reports, second BAs seem rare in this population, but more research is needed to confirm this perspective. Diagnosis is not difficult with a proper knowledge of the anatomy of the BAs. The surgical procedures should be tailored depending on the various types, and complete excision of the fistula is the key to prevent recurrence.



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Adaptation and validation of Mandarin Chinese version of the pediatric Voice Handicap Index (pVHI)

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Publication date: January 2018
Source:International Journal of Pediatric Otorhinolaryngology, Volume 104
Author(s): Dan Lu, Mengjie Huang, Zhen Li, Edwin M.-L. Yiu, Ivy K.-Y. Cheng, Hui Yang, Estella P.-M. Ma
ObjectiveThe aim of this study was to adapt and validate the English version of pediatric voice handicap index (pVHI) into Mandarin Chinese.
MethodsA cross-sectional study was performed from May 2016 to April 2017. A total of 367 parents participated in this study, and 338 parents completed the translated questionnaire without missing data, including 213 parents of children with voice disorders (patients group), and 125 parents of children without voice disorders (control group). The internal consistency, test-retest reliability, contents validity, construct validity, clinical validity, and cutoff point were calculated.ResultsThe most common voice disorder in the patients group was vocal fold nodules (77.9%), followed by chronic laryngitis (18.8%), and vocal fold polyps (3.3%). The prevalence for voice disorders was higher in boys (67.1%) than girls (32.9%). The most common vocal misuse and abuse habit was shouting loudly (n = 186, 87.3%), followed by speaking for a long time (n = 158, 74.2%), and crying loudly (n = 99, 46.5%). The internal consistency for the Mandarin Chinese version of pVHI was excellent in patients group (Cronbach α = 0.95). The inter-class correlation coefficient indicated strong test-retest reliability (ICC = 0.99). The principal-component analysis demonstrated three-factor eigenvalues greater than 1, and the cumulative proportion was 66.23%. The mean total scores and mean subscales scores were significantly higher in the patients group than the control group (p < 0.05). The physical domain had the highest mean score among the three subscales (functional, physical and emotional) in the patients group. The optimal cutoff point of the Mandarin Chinese version of pVHI was 9.5 points with a sensitivity of 80.3% and a specificity of 84.8%.ConclusionThe Mandarin Chinese version of pVHI was a reliable and valid tool to assess the parents' perception about their children's voice disorders. It is recommended that it can be used as a screening tool for discriminating between children with and without dysphonia.



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Coblation versus microdebrider in pediatric adenoidectomy

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Publication date: January 2018
Source:International Journal of Pediatric Otorhinolaryngology, Volume 104
Author(s): Chris Mularczyk, David L. Walner, Katherine K. Hamming
ObjectiveTo compare and contrast coblation and microdebrider with touch-up electrocautery (ME) for adenoidectomy in children.MethodsPatients <18 years old undergoing adenoidectomy without tonsillectomy were selected for this prospective, single-blinded, randomized controlled trial. Participants were enrolled into one of two groups based on birth date: coblation or ME. The surgeons completed a standard survey about intraoperative factors for each method. Recovery nurses filled out a standardized survey postoperatively. A third standardized survey was completed via a phone interview with the parent or patient caregiver on postoperative day 3 to assess procedure outcomes. The survey results were then compared using ANOVA statistical analysis.Results50 patients were enrolled in the coblation group and 51 were enrolled in the ME group. There was no significant difference in mean age between the coblation (4.96 years) and ME groups (4.58 years) (p = 0.525). The mean time (in minutes) for coblation (5.50) was significantly lower than ME (9.47) when controlling for the confounder: surgical site exposure (p < 0.001). The surgical time was significantly influenced by the quality of exposure/visualization (p = 0.037). The coblator method had significantly less intraoperative blood loss compared to ME (p < 0.001). There was a statistically significant difference between coblation (1.53) and ME (2.05) for days of pain (p = 0.045) when controlling for the confounder adenoid size.ConclusionIn our study we found that coblation demonstrated significantly less intraoperative time and less blood loss, as well as a shorter duration of postoperative pain, when compared to ME for adenoidectomy.



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Congenital respiratory tract disorders in 22q11.2 deletion syndrome

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Publication date: January 2018
Source:International Journal of Pediatric Otorhinolaryngology, Volume 104
Author(s): Emmy Verheij, Lucienne Speleman, Aebele B. Mink van der Molen, Henricus G.X.M. Thomeer
ObjectiveRespiratory tract disorders have been reported in patients with 22q11.2 deletion syndrome, however infrequently. This study describes the respiratory tract disorders encountered in a cohort of 278 patients with 22q11.2 deletion syndrome.MethodsWe conducted a retrospective, cross-sectional, study at a single tertiary referral center. We identified the patients with 22q11.2 deletion syndrome and with an upper and/or lower respiratory tract disorder at our otorhinolaryngologic department. The different disorders were described.ResultsOut of 278 patients referred to the otorhinolaryngologic department, we identified 14 patients with a laryngeal and/or tracheal disorder. Nine patients had more than one congenital disorder in this anatomical area. Disorders included a choanal stenosis (n = 1), laryngeal web (n = 5), laryngeal cleft (n = 2), subglottic stenosis (n = 3), pharyngo-, laryngo-, tracheo- and/or bronchomalacia (n = 11) and tracheal stenosis (n = 1).ConclusionDifferent types of respiratory tract disorders can be present in patients with 22q11.2 deletion syndrome. Clinicians should be aware of this clinical association for timely and accurate diagnosis and treatment. In addition, the diagnosis 22q11.2 deletion syndrome should be considered in patients presenting with a congenital respiratory tract disorder.



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