Πέμπτη 2 Σεπτεμβρίου 2021

Cribriform CSF Leak: Endoscopic Surgical Repair Using Free Septal Mucosal Graft Without Postoperative Nasal Packs

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Indian J Otolaryngol Head Neck Surg. 2021 Sep;73(3):290-295. doi: 10.1007/s12070-020-02107-1. Epub 2020 Sep 5.

ABSTRACT

Cribriform plate is the commonest site of Cerebrospinal fluid (CSF) leak, its fragility and juxtaposition of arachnoid's investment to the bone, where the olfactory nerve pierces the skull, is a vulnerable site for CSF leak. Endoscopic transnasal approach has been the main stay for CSF leak repair over the past 2 decades. The technique and surgical steps of Endoscopic Surgical Repair of Cribriform CSF Leak using Free Septal Mucosal Graft without Postoperative Nasal packs are presented. Transnasal endoscopic CSF leak repair under General anesthesia with free mucosal graft, the critical steps include visualize the site of leak, lateralisation of middle turbinate, defect site cauterised with bipolar cautery. Free mucosal from contralateral side of the septum was placed as overlay technique. Graft stabilised with surgicel after ensuring adequate contact between the graft and the defect site. If the defect site is large then fat harvested from thigh is used as bath plug the defect, then free mucosal graft is kept supported by surgicel. Finally the middle turbinate was medialized and sutured with 3 0' Vicryl with nasal septum to support the graft and also to stabilize the middle turbinate as a quilting stich. No fibrin glue was used in our case series. No nasal packing was done. Patients discharged on 2nd or 3rd postoperative day. This technique provides consistent good results reduced operating time of 40 min, no post-operative morbidity, early mobilisation, with 100% success rate and with added advantage of no nasal packing, patient can easily breathing through the nose postoperatively & no recurrence on long follow up.

PMID:34471616 | PMC:PMC8364608 | DOI:10.1007/s12070-020-02107-1

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Τρίτη 31 Αυγούστου 2021

Transmastoid exposure of the labyrinthine segment of the facial nerve: an anatomical study

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Braz J Otorhinolaryngol. 2021 Aug 11:S1808-8694(21)00136-1. doi: 10.1016/j.bjorl.2021.07.002. Online ahead of print.

ABSTRACT

INTRODUCTION: Compression of the labyrinthine segment of the facial nerve by edema has been considered as an important pathology in the majority of the cases of idiopathic facial nerve paralysis. Hence, it is suggested that total decompression of the facial nerve should also include the labyrinthine segment by a middle fossa approach. However, the middle fossa approach requires craniotomy and temporal lobe retraction, which increases the morbidity. The labyrinthine segment of the facial nerve can also be reached through mastoidectomy. However, many ear surgeons are not familiar with this approach due to the lack of anatomical data on this surgical area.

OBJECTIVE: To study the anatomical limitations of decompression of the labyrinthine segment via transmastoid approach.

METHODS: Complete mastoidectom y was performed in six adult cadavers heads. Dissection was extended in the zygomatic root and posterior bony wall of the external auditory canal to visualize the incudomallear joint completely. The bone between tympanic segment, lateral and superior semicircular canal's ampullas and middle fossa dural plate was removed. Fine dissection was carried out over tympanic segment of the facial nerve in an anterosuperomedial direction the labyrinthine segment was reached.

RESULTS: All the mastoids were well pneumatized. Distances between the labyrinthine segment and middle fossa dura, and between the labyrinthine segment and superior semicircular canal, were 2.5 and 4.5 mm on average, respectively. In addition, distances between the middle fossa dura and dome of the lateral semicircular canal, and between the middle fossa dura and tympanic segment were 4.6 mm and 4.3 mm on average, respectively.

CONCLUSION: It is possible to expose the labyrinthine segment of the facial nerve t hrough mastoidectomy by dissecting the bone in the area between the tympanic segment of the facial nerve, middle fossa dural plate and ampullary ends of the lateral and superior semicircular canals.

PMID:34462204 | DOI:10.1016/j.bjorl.2021.07.002

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A challenging TSH/GH co-secreting pituitary adenoma with concomitant thyroid cancer; a case report and literature review

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BMC Endocr Disord. 2021 Aug 30;21(1):177. doi: 10.1186/s12902-021-00839-x.

ABSTRACT

BACKGROUND: Thyroid stimulating hormone (TSH) secreting pituitary adenoma (TSHoma) with coexisting thyroid cancer is extremely rare, and proper treatment of both diseases may pose a unique clinical challenge. When TSHoma has plurihormonality, particularly involving the co-secretion of growth hormone (GH), management can be more complicated. Herein, we present a difficult-to-manage case of papillary thyroid cancer with an incurable TSH/GH-secreting pituitary adenoma.

CASE PRESENTATION: A 59-year-old man was referred to our hospital due to memory impairment and inappropriate TSH level. Sella magnetic resonance imaging revealed a huge pituitary mass extending to the suprasellar area. Clinical diagnosis of TSH/GH co-secreting pituitary adenoma was made based on elevated free T4, total T3, serum α-subunit, insulin-like growth factor-1 levels and non-suppressible GH levels after oral glucose loading. Rectal cancer and multifocal papillary thyroid microcarcinoma (PTMC) were diagnosed during initial screening for internal malignancy; lower anterior resection was performed and close observation was planned for PTMC. Long-acting octreotide therapy was commenced, which resulted in a dramatic reduction in TSHoma size and facilitated control of hormonal excess. Total thyroidectomy and radioactive iodine (RAI) therapy were needed during follow up due to the growth of PTMC. After the surgery, the pituitary adenoma represented resistance to somatostatin analogue therapy and the tumor size gradually increased despite the addition of dopamine agonist therapy. Furthermore, TSH suppressive therapy with levothyroxine was impossible and an adequate TSH level for RAI therapy was unmountable. Late debulking pituitary surgery was ineffective, and the patient gradually deteriorated and lost to follow up.

CONCLUSION: We report the first aggravated case of TSH/GH co-secreting pituitary tumor after total thyroidectomy for concomitant multifocal PTMC. Deferring of thyroid surgery until the TSHoma is well controlled may be the optimal therapeutic strategy in patients with TSHoma and coexistent thyroid cancer; ablative thyroid surgery may result in catastrophic pituitary tumor growth.

PMID:34461869 | DOI:10.1186/s12902-021-00839-x

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Identification of Two Different Phenotypes of Patients with Amiodarone-Induced Thyrotoxicosis and Positive Thyrotropin Receptor Antibody Tests

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Thyroid, Ahead of Print.
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Validity and Reliability of the French Short Version of the Questionnaire of Olfactory Disorders-Negative Statements (sQOD-NS)

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Ear Nose Throat J. 2021 Aug 31:1455613211032004. doi: 10.1177/01455613211032004. Online ahead of print.

ABSTRACT

OBJECTIVE: To develop a French Short Version of the Questionnaire of Olfactory Disorders-Negative Statements (Fr-sQOD) to assess the quality of life impairments of patients with olfactory dysfunction (OD).

METHODS: Patients with OD and controls were enrolled from 2 academic centers. Individuals completed the Fr-sQOD, an OD visual analog scale severity, and th e French version of the sinonasal outcome tool-22 (SNOT-22). Cronbach α was used to measure the internal consistency of Fr-sQOD. The reliability and the external validity of Fr-sQOD were assessed through a test-retest approach and by correlating Fr-sQOD with SNOT-22 scores, respectively. The external validity was assessed by correlation analysis between Fr-sQOD and the result of an assessment of the severity of OD on a visual analog scale.

RESULTS: Eighty patients completed the evaluations. The internal consistency was adequate (Cronbach α .96), and the test-retest reliability was high in the entire cohort (rs = 0.877, P < .001). The correlation between Fr-sQOD total scores and the severity of OD was moderate but significant (rs = -0.431; P = .001) supporting an acceptable external validity. Patients with OD had a significantly higher score of Fr-sQOD than healthy individuals (P < .001), indicating a high internal validity.

CONCLUSION: The Fr-sQOD is a reliable and valid self-administered tool in the evaluation of the impact of OD on quality of life of French-speaking patients.

PMID:34463149 | DOI:10.1177/01455613211032004

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A Preliminary Report on the Correlation Between Nasal Function and the Different Phases of the Nasal Cycle

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Ear Nose Throat J. 2021 Aug 31:1455613211041788. doi: 10.1177/01455613211041788. Online ahead of print.

ABSTRACT

OBJECTIVE: To explore whether the different phases of the nasal cycle have a significant effect on nasal temperature, the nasal mucosal clearance rate, and levels of nasal nitric oxide (nNO) and to investigate the correlation between these nasal conditions.

METHODS: The study participants were divided into 2 groups: the control group and the rhinitis group. The participants' nasal temperature, cilia clearance rate, and nNO levels were measured during different phases of the nasal cycle (the congestion phase and decongestion phase) in the control group and before and after undergoing inferior turbinate ablation in the rhinitis group.

RESULTS: The temperature of the nasal cavity in the control group was significantly higher in the congestion phase than in the decongestion phase (P = .0025), while in the rhinitis group, the temperature of the nasal cavity decreased significantly after inferior turbinate ablation (P = .001). In the control group, the nasal mucosa clearance time was significantly shorter in the congestion phase than in the decongestion phase (P = .001), and in the rhinitis group, the clearance time of the nasal mucosa was significantly shortened after the operation (P = .0025). In the control group, the levels of nNO were significantly higher in the congestion phase than in the decongestion phase (P = .025), while in the rhinitis group, nNO levels decreased significantly after the operation (P = .005).

CONCLUSION: The function of the nasal cavity changes in different phases of the nasal cycle. Therefore, when evaluating the impact of various factors on nasal function, factors associated with the nasal cycle should also be considered. Inferior turbinate plasma ablation can improve the ciliary function of the nasal mucosa, reduce the temperature of the nasal cavity, and reduce nNO levels.

PMID:34463151 | DOI:10.1177/01455613211041788

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Depression in the pediatric otolaryngology clinic setting

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Abstract

Objectives

For most pediatric specialty clinics, mental health is not the primary presenting complaint yet can portend unrecognized morbidity. We describe rates and risk factors of depression and suicidal ideation in adolescents seen at a pediatric specialty clinic and examine changes during COVID-19.

Methods

Outpatient pediatric otolaryngology clinic encounters of patients ages 12-19 at a tertiary academic medical center were identified from October 2018 to July 2020. Demographic characteristics, ICD-10 primary diagnosis, Patient Health Questionnaire (PHQ)-2 score, and PHQ-9 score (if administered) were obtained. Multivariable regression examined risk factors for PHQ-9 administration, PHQ-9 scores ≥10, and suicidal ideation. Patient characteristics and PHQ scores were compared before and after March 23, 2020 (California COVID-19 Stay-at-Home order).

Results

3,609 encounters with PHQ-2 data were identified. Of these, 223 (6.2%) scored ≥3 and underwent PHQ-9 assessment. 121 (3.4% of 3,609) scored ≥10 on the PHQ-9 and 53 (1.5%) endorsed suicidal ideation. Factors associated with PHQ-9 administration were female gender (OR 1.58, p=0.001), obesity (OR 1.48, p=0.043), and Neck Mass/Neoplasm/Cancer diagnosis (OR 1.99, p=0.013). Female gender was also associated with suicidality (OR 2.47, p=0.008). Comparison pre-COVID-19 vs. during COVID-19 showed no differences in depression or suicidality. However subgroup analysis revealed some significant findings.

Conclusions

We demonstrate substantial prevalence of positive depression screening and suicidal ideation among adolescent pediatric otolaryngology clinic encounters. Depression rates were similar pre-COVID-19 and during COVID-19, yet barriers to screening during this time were substantial. Pediatric specialty providers must remain vigilant for mental health issues in their patients.

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