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Δευτέρα 19 Ιουλίου 2021

Outcome after surgical treatment of cerebrospinal fluid leaks in spontaneous intracranial hypotension-a matter of time

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J Neurol. 2021 Jul 18. doi: 10.1007/s00415-021-10710-7. Online ahead of print.

ABSTRACT

OBJECTIVE: Spinal cerebrospinal fluid (CSF) leaks cause spontaneous intracranial hypotension (SIH). Microsurgery can sufficiently seal spinal CSF leaks. Yet, some patients suffer from residual symptoms. Aim of the study was to assess predictors for favorable outcome after surgical treatment of SIH.

METHODS: We included consecutive patients with SIH treated surgically from January 2013 to May 2020. Subjects were surveyed by a questionnaire. Primary outcome was resolution of symptoms as rated by the patient. Secondary outcome was postoperative headache intensity on the numeric rating scale (NRS). Association between variables and outcome was assessed using univariate and multivariate regression. A cut-off value for continuous variables was calculated by a ROC analysis.

RESULTS: Sixty-nine out of 86 patients (80.2%) returned the questionnaire and were analyzed. Mean age was 46.7 years and 68.1% were female. A significant association with the primary and secondary outcome was found only for preoperative symptom duration (p = 0.001 and p < 0.001), whereby a shorter symptom duration was associated with a better outcome. Symptom duration remained a significant predictor in a multivariate model (p = 0.013). Neither sex, age, type of pathology, lumbar opening pressure, nor initial presentation were associated with the primary outcome. ROC analysis yielded treatment within 12 weeks as a cut-off for better outcome.

CONCLUSION: Shorter duration of preoperative symptoms is the most powerful predictor of favorable outcome after surgical treatment of SIH. While an initial attempt of conservative treatment is justified, we advocate early definitive treatment within 12 weeks in case of persisting symptoms.

PMID:34274993 | DOI:10.1007/s00415-021-10710-7

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FACE-Q Craniofacial Module: Part 1 validation of CLEFT-Q scales for use in children and young adults with facial conditions

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J Plast Reconstr Aesthet Surg. 2021 Jun 10:S1748-6815(21)00292-8. doi: 10.1016/j.bjps.2021.05.040. Online ahead of print.

ABSTRACT

BACKGROUND: The CLEFT-Q includes 12 independently functioning scales that measure appearance (face, nose, nostrils, teeth, lips, jaws), health-related quality of life (psychological, social, school, speech distress), and speech function, and an eating/drinking checklist. Previous qualitative research revealed that the CLEFT-Q has content validity in noncleft craniofacial conditions. This study aimed to examine the psychometric performance of the CLEFT-Q in an international sample of patients with a broad range of facial conditions.

METHODS: Data were collected between October 2016 and December 2019 from 2132 patients aged 8 to 29 years with noncleft facial conditions. Rasch measurement theory (RMT) analysis was used to examine Differential Item Function (DIF) by comparing the original CLEFT-Q sample a nd the new FACE-Q craniofacial sample. Reliability and validity of the scales in a combined cleft and craniofacial sample (n=4743) were examined.

RESULTS: DIF was found for 23 CLEFT-Q items when the datasets for the two samples were compared. When items with DIF were split by sample, correlations between the original and split person locations showed that DIF had negligible impact on scale scoring (correlations ≥0.995). In the combined sample, RMT analysis led to the retention of original content for ten CLEFT-Q scales, modification of the Teeth scale, and the addition of an Eating/Drinking scale. Data obtained fit with the Rasch model for 11 scales (exception School, p=0.04). Person Separation Index and Cronbach alpha values met the criteria.

CONCLUSION: The scales described in this study can be used to measure outcomes in children and young adults with cleft and noncleft craniofacial conditions.

PMID:34274246 | DOI:10.1016/j.bjps.2021.05.040

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The impact of closed incisional negative pressure therapy on anterior lateral thigh flap donor site healing and scarring: A retrospective case-control study

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J Plast Reconstr Aesthet Surg. 2021 Jun 13:S1748-6815(21)00300-4. doi: 10.1016/j.bjps.2021.05.049. Online ahead of print.

ABSTRACT

BACKGROUND: The objective of this study was to investigate whether closed incisional negative pressure therapy (cINPT) is suitable to improve anterior lateral thigh (ALT) flap donor site healing and scarring.

METHODS: We identified 271 ALT free flaps of widths between 7 and 9 cm and primary donor site closure performed between January 2012 to December 2019. Patients were divided into cases of cINPT versus controls without cINPT as part of this retrospective case-control review. We compared the incidences of postoperative donor site complications (wound dehiscence, infection, seroma, hematoma) and the degree of scarring severity using the Vancouver Scar Scale (VSS) and the Patient and Observer Scar Assessment Scales (POSAS).

RESULTS: A total of 106 ALT donor sites received cINPT (39%), whereas th e remaining 165 donor sites received conventional dressings (61%). The distribution of gender, age, body mass index, comorbidities, and mean flap sizes were comparable between both groups. The occurrence of surgical wound dehiscence was significantly lower in the cINPT group (2.8%), when compared to controls (9.0%) (p = 0.04). Furthermore, the mean length of postoperative hospital stay was significantly shorter in the cINPT group (19 ± 8 days versus 21 ± 11 days; p = 0.03). CINPT was associated with a more favorable donor site scar quality when assessed by VSS (p = 0.03) and POSAS (p = 0.002).

CONCLUSION: The use of cINPT was associated with significantly less ALT donor site complications and superior scar quality accelerating patients' postoperative recovery.

PMID:34274247 | DOI:10.1016/j.bjps.2021.05.049

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Normothermic ex vivo perfusion of the limb allograft depletes donor leukocytes prior to transplantation

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J Plast Reconstr Aesthet Surg. 2021 Apr 11:S1748-6815(21)00172-8. doi: 10.1016/j.bjps.2021.03.071. Online ahead of print.

ABSTRACT

INTRODUCTION: The donor immune compartment plays a central role in graft rejection of the vascularised composite allograft (VCA) by contributing to 'direct presentation'. Using our limb ex vivo normothermic machine perfusion (EVNP) protocol designed for prolonged allograft preservation, this study aimed to assess whether donor leukocytes responsible for allograft rejection are mobilised from the donor compartment.

METHODS: Five genetically different pig forelimbs underwent perfusion via the brachial and radial collateral artery for 6 h after 2 h of cold storage. Oxygenated haemodilute leucocyte-deplete blood was recirculated at normothermia using an extracorporeal perfusion system. Tissue perfusion was evaluated clinically and biochemically via blood perfusate. The temporal kinetics of donor leucocyte extravasation, cytokine secretion and cell-free DNA was characterised in the circulating perfusate.

RESULTS: Flow cytometry revealed increasing populations of viable leukocytes over time, reaching 49 billion leukocytes by 6 h. T (3.0 × 109 cells) and B cells (3.1 × 108 cells) lymphocytes, monocytes (2.7 × 109 cells), granulocytes (8.1 × 109 cells), NK (6.3 × 108) and γδ (8.1 × 108) cells were all identified. Regulatory T cells comprised a minor population (1.6 × 107 cells). There was a cumulative increase in pro-inflammatory cytokines suggesting that the donor limb has the capacity to elicit significant inflammatory responses that could contribute to leucocyte activation and diapedesis.

CONCLUSION: EVNP not only acts as a preservation tool, but could also be utilized to immunodeplete the VCA allograft prior to transplantation. This has clinical implications to mitigate acute rejection and prevent graft dysfunction and supports the future application of machine perfusion in graft preservation and immune modulation.

PMID:34274245 | DOI:10.1016/j.bjps.2021.03.071

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A case of spontaneous middle cranial fossa cerebrospinal fluid leak presenting as recurrent bacterial meningitis

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Rinsho Shinkeigaku. 2021 Jul 17. doi: 10.5692/clinicalneurol.cn-001606. Online ahead of print.

ABSTRACT

A 19-year-old man with a history of Chiari type I malformation was admitted to our hospital two times within a 2-month period because of bacterial meningitis. Cerebrospinal fluid (CSF) analysis showed neutrophilic pleocytosis and hypoglycorrhachia. During the second admission, we became aware of hearing loss on the right since age 15 years. High-resolution temporal bone CT showed soft tissue opacification of the right epitympanum and external auditory canal. Tissue biopsy resulted in CSF otorrhea and pneumocephalus. CT cisternography revealed a temporal bone CSF leak. Brain MRI showed a dural defect localized to the anterior petrous apex. Using a combined middle cranial fossa-transmastoid approach, the dural defect and associated arachnoid granulations were located along the superior side of the greater petrosal nerve and repaired. A CSF le ak without underlying pathology, such as trauma, surgery, or congenital abnormality, is defined as spontaneous. Spontaneous CSF leak should be considered as a cause of recurrent bacterial meningitis even when CSF otorrhea and fluid behind the tympanic membrane are clinically absent.

PMID:34275956 | DOI:10.5692/clinicalneurol.cn-001606

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Analysis of 1430 hand fractures and identifying the 'Red Flags' for cases requiring surgery: Head: Hand Fracture Treatment

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J Plast Reconstr Aesthet Surg. 2021 Jun 23:S1748-6815(21)00344-2. doi: 10.1016/j.bjps.2021.06.011. Online ahead of print.

ABSTRACT

BACKGROUND: Hand fractures constitute 20% of hand injury patients who apply to emergency services. Conservative approaches are satisfactory in the majority of the cases. However, the minority group in need of surgery reaches a serious number of patients considering the frequency of these injuries. Retrospective questioning of the indications of the performed surgeries is a proper way of understanding the decisional process for surgery.

PATIENTS/METHODS: Patients treated for hand fractures were retrospectively reviewed. Patient gender, age, finger/fingers involved, soft tissue involvement, treatment method (conservative/surgery) and if operated, devices used for fixation were noted. Plain radiographs of the patient were evaluated. Descriptive statistics of these variables and the effect of each variabl e on the decision for surgery were analyzed.

RESULTS: The study involved 1430 fractures of 1303 patients (1016 male and 287 female). Fifth finger was the most commonly injured digit (31%). Comminuted fractures (29%) followed by transverse fractures (29%) and spiral/oblique fractures (22%) were commonly diagnosed fracture types. Thirteen percent (13%) of the study group needed tendon/nerve/vessel repairs. Male patients, cases with soft tissue involvement, second, third and fourth finger fractures, fractures involving multiple digits, fractures with an intra-articular component, fractures with dislocation more than 4 mm and angulation more than 15° had a significantly higher rate of surgery.

CONCLUSION: Less than half of the hand fractures require surgery, and conservative treatment is usually preferred. Certain variables that indicate surgical treatment were identified with our study. These findings may help to weigh the options and choose the right path in doubtful cond itions.

LEVEL OF EVIDENCE: Level 4, Case-control study.

PMID:34275778 | DOI:10.1016/j.bjps.2021.06.011

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Sutureless Thyroidectomy With Intraoperative Neuromonitoring and Energy-Based Device Without Sternotomy for Symptomatic Substernal Goiter Harboring Thyroiditis of Gland Parenchyma

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Cureus. 2021 Jul 8;13(7):e16258. doi: 10.7759/cureus.16258. eCollection 2021 Jul.

ABSTRACT

Since substernal goiter first being described by Haller in 1749, a consensus on the definition of this entity has not been ensured, yet. Despite substernal goiter or retrosternal goiter is delineated as an enlarged thyroid gland with a component extending into the mediastinum, at least 10 definitions have described being able to depict the most accurate definition for substernal goiter. Of no te, no consensus still has been declared on the therapeutic management of asymptomatic substernal goiter. It should be pointed out that, the American Association of Endocrine Surgeons (AAES), Guidelines for the Definitive Surgical Management of Thyroid Disease in Adults reported approximately 9% to 13% of substernal goiters are being harbored thyroid malignancy. The following vignette case describes the clinical features of a symptomatic substernal goiter with chronic lymphocytic thyroiditis, her treatment by sutureless total thyroidectomy with intermittent-intraoperative neural monitoring (I-IONM), and the energy-based device without sternotomy, and the response of an adult who presented with a family history of malignant histopathology, differentiated thyroid carcinoma, which was exposed to the postoperative radioactive iodine ablation. We may recommend dividing the branches of superior thyroid arteries and the superior thyroid veins individually and exploring the fibrous Ligament of Berry, the true Ligament of Berry, with its safe interrelation to the inferior laryngeal nerve, finically, which may be regarded as different peas in a pod in a complete sutureless thyroidectomy for substernal goiter with thyroiditis in thyroidology.

PMID:34277302 | PMC:PMC8269993 | DOI:10.7759/cureus.16258

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Treatment of patients with Graves' disease in Sweden compared to international surveys of an 'index patient'

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Endocrinol Diabetes Metab. 2021 Mar 16;4(3):e00244. doi: 10.1002/edm2.244. eCollection 2021 Jul.

ABSTRACT

INTRODUCTION: The treatment strategies for a 42-year-old female index patient with moderate Graves' disease (GD) vary according to several international surveys. The important question whether surveys of treatment preferences in theoretical patient cases also match how real patients are treated has not yet been addressed.

MATERIALS AND METHODS: From a Swedish cohort of 11 86 GD patients (TT-12 cohort), 27 women were identified using the same criteria as from the index patient surveys from the European and American Thyroid Associations. This 'index patient cohort' was age 40-45, otherwise healthy female, with two children and uncomplicated GD. The applied first-line treatment of the patients in the index cohort, together with its variations, was compared with the treatment preferences according to international surveys. A comparison with the TT-12 cohort was also performed.

RESULTS: In the 'Index cohort', 77.8% were treated with antithyroid drugs (ATD), and 22.2% were treated with radioiodine (131I). This preference for ATD is in line with most countries/regions, with the exception of USA and the Middle East/North Africa, where 131I was preferred. The distribution of treatment in the TT-12 cohort did not significantly differ from the index cohort. ATD was the preferred treatment in male and young (age 19-22) patients, as wa s RAI in old (age 69-73) patients. The age-related, but not the gender-related, cases differed significantly from the entire TT-12 cohort.

CONCLUSION: The treatment choice in an index patient in Sweden seems in line with European practice, where ATD is the preferred first choice. This differs compared to US and North African survey intentions, where 131I is more often used. Age more than gender influences the treatment choice of GD patients. This is, to our best knowledge, the first time an index patient from 'real life' has been presented and compared to treatment preferences of international thyroid association surveys.

PMID:34277969 | PMC:PMC8279596 | DOI:10.1002/edm2.244

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Skeletal muscle mass at C3 may not be a strong predictor for skeletal muscle mass at L3 in sarcopenic patients with head and neck cancer

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by Joon-Kee Yoon, Jeon Yeob Jang, Young-Sil An, Su Jin Lee

Purpose

To evaluate the feasibility of using skeletal muscle mass (SMM) at C3 (C3 SMM) as a diagnostic marker for sarcopenia in head and neck cancer (HNC) patients.

Methods

We evaluated 165 HNC patients and 42 healthy adults who underwent 18F-fluorodeoxyglucose positron emission tomography/computed tomography scans. The paravertebral muscle area at C3 and skeletal muscle area at L3 were measured by CT. Pearson's correlation was used to assess the relationship between L3 and C3 SMMs. The prediction model for L3 SMM was developed by multiple linear regression. Then the correlation and the agreement between actual and predicted L3 SMMs were assessed. To evaluate the diagnostic value of C3 SMM for sarcopenia, the receiver operating characteristics (ROC) curves were analyzed.

Results

Of the 165 HNC patients, 61 (37.0%) were sarcopenic and 104 (63.0%) were non-sarcopenic. A very strong correlation was found between L3 SMM and C3 SMM in both healthy adults (r = 0.864) and non-sarcopenic patients (r = 0.876), while a fair association was found in sarcopenic patients (r = 0.381). Prediction model showed a very strong correlation between actual SMM and predicted L3 SMM in both non-sarcopenic patients and healthy adults (r > 0.9), whereas the relationship was moderate in sarcopenic patients (r = 0.7633). The agreement between two measurements was good for healthy subjects and non-sarcopenic patients, while it was poor for sarcopenic patients. On ROC analysis, predicted L3 SMM showed poor diagnostic accuracy for sarcopenia.

Conclusions

A correlation between L3 and C3 SMMs was weak in sarcopenic patients. A prediction model also showed a poor diagnostic accuracy. Therefore, C3 SMM may not be a strong predictor for L3 SMM in sarcopenic patients with HNC.

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Two Cases of Atraumatic Laryngeal Fractures

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Atraumatic laryngeal fractures are extremely rare and are most commonly provoked by sneezing or coughing. Only seven cases have been described in medical literature, and only one case described a fracture after swallowing. We present two cases of atraumatic laryngeal fracture after swallowing.
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The role of thymic stromal lymphopoietin in the development of chronic otitis media with effusion

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Eur Arch Otorhinolaryngol. 2021 Jul 19. doi: 10.1007/s00405-021-06995-z. Online ahead of print.

ABSTRACT

PURPOSE: To investigate the effect of thymic stromal lymphopoietin on the development of chronic otitis media with effusion MATERIALS AND METHODS: This study was conducted on 40 patients who had adenoidectomy operation. The objects were divided into two groups. Group 1; adenoidectomy with chronic serous otitis media, group 2; adenoidectomy without chronic serous otitis media. Serum and tissue thymic stromal lymphopoietin levels were measured by ELISA. Serum and tissue TLSP levels, mast cell count, adenoid size were compared between the groups.

RESULTS: Twenty-four (60%) of patients were female and 16 (40%) were male. Twenty patients (55%) had adenoid hypertrophy with chronic serous otitis media, and 18 (45%) had adenoid hypertrophy without chronic serous otitis media. The mean age of the patients was 6.21 ± 2.31 years. The me an mast cell count was significantly higher in group 1 compared with group 2 (p = 0.017). The mean tissue thymic stromal lymphopoietin measurement was also significantly higher in group 1 than group 2 (p = 0.023). However, there was no significant difference in regards to serum levels between the groups (p = 0.480).

CONCLUSION: The number of mast cells as well as thymic stromal lymphopoietin levels in the adenoids of children was significantly high in the chronic serous otitis media patients. The release of thymic stromal lymphopoietin from the adenoid tissue plays a role in initiating and maintaining a local inflammatory reaction in the eustachian tube that may lead eventually to middle ear effusion in non-atopic patients.

PMID:34279733 | DOI:10.1007/s00405-021-06995-z

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