Αρχειοθήκη ιστολογίου

Αλέξανδρος Γ. Σφακιανάκης
ΩτοΡινοΛαρυγγολόγος
Αναπαύσεως 5
Άγιος Νικόλαος Κρήτη 72100
2841026182
6032607174

Τρίτη 29 Μαρτίου 2022

Management of Benign Salivary Gland Conditions

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Surg Clin North Am. 2022 Apr;102(2):209-231. doi: 10.1016/j.suc.2022.01.001. Epub 2022 Mar 8.

ABSTRACT

In this section, we discuss the management of benign salivary gland disease. Pathologies vary from sialolithiasis, salivary duct stenosis, sialadenitis, infectious glandular disease, autoimmune glandular disease, and radioactive iodine-induced disease. We discuss both novel techniques in the diagnosis and management of these diseases, including ultrasound, sialendoscopy, minor salivary gland biopsy, and botulinum toxin injection, which allow for both the alleviation of symptoms and gland preservation.

PMID:35344693 | DOI:10.1016/j.suc.2022.01.001

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The efficacy of Kinesio taping on lymphedema following head and neck cancer therapy: a randomized, double blind, sham-controlled trial

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Physiother Theory Pract. 2022 Mar 28:1-15. doi: 10.1080/09593985.2022.2056862. Online ahead of print.

ABSTRACT

OBJECTIVE: The aim was to investigate the effectiveness of Kinesio taping for lymphedema following head and neck cancer therapy and its effect on patient compliance and quality of life.

METHODS: A total of 66 patients with lymphedema following head and neck cancer therapy were randomly allocated to the therapeutic Kinesio taping group (n = 33) and the sham Kinesio taping group (n = 33). All participants received manual lymphatic drainage, Kinesio taping, and home exercises for the first four weeks, and only home exercises for the second four weeks. The tape measurements, a scale of external lymphedema, a scale of the internal ly mphedema, and quality of life were evaluated in both groups. The perceived discomfort consisting of limitation of daily living activities, pain, tightness, stiffness, and heaviness were also recorded.

RESULTS: When the group x time effect was evaluated, it was observed that external lymphedema was significantly reduced in both groups according to neck and face composite measurements (p < .001). However, in these measurements, a significant difference was found between the groups in favor of the KT group (p = .001, p = .032, respectively). At the end of the study, there was no significant difference in terms of internal lymphedema in both groups (p = .860). The quality of life parameters such as global health status and swallowing were significantly better in the Kinesio taping group (p < .001). There was no significant difference in the parameters of perceived discomfort between the two groups (p = .282, p = .225, p = .090, p = .155, p = .183, respectively).

CONCLU SION: Kinesio taping is effective in tape measurements and positively affects the quality of life in lymphedema following head and neck cancer therapy.

PMID:35343369 | DOI:10.1080/09593985.2022.2056862

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Classification of superficial lymphatic pathways in the upper extremity and incidence of lymphatic obstruction according to the lymphatic pathways in patients with unilateral upper extremity lymphedema

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J Plast Reconstr Aesthet Surg. 2022 Mar 2:S1748-6815(22)00133-4. doi: 10.1016/j.bjps.2022.02.049. Online ahead of print.

ABSTRACT

BACKGROUND: Indocyanine green (ICG) lymphography is frequently used in the diagnosis of lymphedema, as well as the planning of its surgical management, but the typical anatomy of the superficial lymphatic pathways is incompletely delineated. This study aims to evaluate the topographical anatomy of superficial lymphatic vessels of the upper extremity METHODS: Sixty consecutive patients undergoing lymphaticovenular anastomosis for unilateral upper extremity lymphedema were selected. Lymphatic mapping was performed on the normal contralateral arm with ICG lymphography. A single upper arm reference line and two separate forearm reference lines (anterior and posterior) were drawn between anatomic landmarks. Lymphatic pathways were analyzed based on distances (cm) from the reference lines and were compared with th ose in lymphedema arms.

RESULTS: Mean age of the patients were 54.6 ± 8.4 years. Three lymphatic flow pathways were identified: anterior (100%), posterior (96.6%), and posterior-ulnar lymphatic (33.3%) vessels. The anterior and posterior lymphatic vessels ran along the anterior and posterior reference lines, respectively, on the forearm (within 2 cm) and medial to the upper arm reference line. In arms with lymphedema, the absence of lymphatic flow was most commonly observed in posterior lymphatics (29/59, 49%), followed by anterior (15/60, 25%) and posterior-ulnar lymphatics (1/20, 5%). Compared to normal arms, new lymphatic flow through posterior-ulnar lymphatics was observed in 34.5% of patients (10/29) in whom posterior lymphatics was completely obstructed.

CONCLUSIONS: Superficial lymphatic vessels can be classified into anterior, posterior, and posterior-ulnar lymphatic vessels. Posterior-ulnar lymphatic vessels might be least affected by lymphosclerosis in patient s with lymphedema.

PMID:35346607 | DOI:10.1016/j.bjps.2022.02.049

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Design and Experimental Validation of a Master Manipulator with Position and Posture Decoupling for Laparoscopic Surgical Robot

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Abstract

Background

The master manipulator with position and posture decoupling and force feedback can improve the immersion of the operation, and the gravity balance can reduce the fatigue of surgeons.

Methods

A seven degree of freedom master manipulator is developed. The parallelogram structure and the angle conversion method contribute to the realization of decoupling position and posture. The calculating method based on the virtual work principle is adopted to achieve the passive gravity balance. The relationship between the master manipulator's joint torque and output force is established to achieve force feedback.

Results

A prototype of the master manipulator was built and its performance was experimentally evaluated. The maximum value of the positioning mean absolute error is 1.2 mm. The maximum absolute error of the force-feedback is 0.32 N, respectively.

Conclusion

With the functions of positioning, gravity balance, and force feedback, our manipulator shows the potential for single port laparoscopic surgery.

This article is protected by copyright. All rights reserved.

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Migration of a Fish Bone From the Esophagus to the Thyroid Gland

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Ear Nose Throat J. 2022 Mar 29:1455613221086032. doi: 10.1177/01455613221086032. Online ahead of print.

ABSTRACT

Accidental swallowing of fish bone is one of the most common emergencies in the otolaryngology department. The impacted fish bones are usually found in the palatine tonsil, base of the tongue, valleculae, pyriform sinus, and esophagus, which can be successfully removed after a thorough examination. However, in some cases, the fish bone may penetrate into the neck soft tissue and migrate to extraluminal organs, causing infection, abscess formation, or rupture of vessels. In such cases, prompt recognition and immediate removal of the impacted fish bone are necessary. Herein, we report a rare case of a 60-year-old woman who had accidently swallowed a fish bone 10 days prior to visiting the outpatient department. The fiberoptic scope and head and neck computed tomography scans were obtained from the outpatient department. The fish bone was found to migrate from the upper esophagus to the left thyroid gland. First, a rigid esophageal endoscopy was performed in the operating room, but no obvious fish bone was noted over the esophagus. Finally, the fish bone was removed via exploratory cervicotomy with left-sided total lobectomy of the thyroid. The patient recovered after the operation, and there were no further complications during the 3 years of follow-up.

PMID:35348022 | DOI:10.1177/01455613221086032

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Prolactinoma

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Prolactinomas are the most common secretory tumor of the pituitary gland. Clinical symptoms may be due to prolactin oversecretion, localized mass effect, or a combination of both. Although the mainstay of prolactinoma management is medical therapy with dopamine agonists, endoscopic endonasal or transcranial surgery, radiation therapy, or a combination of these is an important treatment option in select cases. This article discusses prolactinoma phenotypes, clinical presentations, and clinically pertinent medical and surgical considerations when managing these tumors.
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Acromegaly

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Acromegaly results from excessive secretion of insulinlike growth factor-1 and growth hormone, which most commonly occurs because of pituitary somatotrophinoma. Diagnostic features of acromegaly include elevated insulinlike growth factor-1 and growth hormone; lesion on brain MRI; and clinically dysmorphic features, such as soft tissue swelling, jaw prognathism, and acral overgrowth. Transsphenoidal resection is the primary therapy for individuals with acromegaly, even in the cases where gross total resection is not possible because of parasellar extension and cavernous sinus involvement. For recurrent or persistent disease after resection, systemic medications and stereotactic radiosurgery are used.
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Cushing Disease

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Cushing disease is a disorder of hypercortisolemia caused by hypersecretion of adrenocorticotropic hormone by a pituitary adenoma and is a rare diagnosis. Cushing disease presents with characteristic clinical signs and symptoms associated with excess cortisol, but diagnosis is difficult and often relies on repeated and varied endocrinologic assays and neuroradiologic investigations. Gold standard treatment is surgical resection of adrenocorticotropic hormone–secreting pituitary adenoma, which is curative. Patients require close endocrinologic follow-up for maintenance of associated neuroendocrine deficiencies and surveillance for potential recurrence. Medications, radiation therapy, and bilateral adrenalectomy are alternative treatments for residual or recurrent disease.
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Giant Pituitary Adenoma – Special Considerations

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Giant pituitary adenomas (GPAs) comprise 5% to 15% of pituitary adenomas, but have higher rates of extrasellar invasion, subtotal resection, surgical morbidity, and recurrence. With the possible exception of giant prolactinomas, GPAs require surgical decompression. On review of 3 decades of case series encompassing 699 microsurgical transsphenoidal (MT), 1060 endoscopic endonasal trans-sphenoidal (EET), and 513 transcranial (TC) patients, gross total resection and recurrence rates were comparable across modalities, but the EET approach had lower perioperative mortality and superior restoration of visual function. Each approach has unique indications. Combined EET-TC approaches for minimizing residual tumor represent another area of study.
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Surgical treatment trends and identification of primary breast tumors after surgery in occult breast cancer: a study based on the Japanese National Clinical Database-Breast Cancer Registry

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CONCLUSIONS: Breast surgery for cT0N+ decreased between 2010 and 2018. Despite the high identification rate of primary tumors, most tumors were small, and there was no significant change in the identification rate or invasive diameter of the identified tumors after 2010.PMID:35316446 | DOI:10.1007/s12282-022-01348-y (Source: Breast Cancer)
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The contralateral progression in a cohort of Chinese adult patients with unilateral moyamoya disease after revascularization: a single-center long-term retrospective study

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Abstract

Background

Moyamoya disease (MMD) is a chronic progressive cerebrovascular disease mainly existing in the Asian population, which can be divided into unilateral and bilateral types. Contralateral progression has been reported in pediatric patients with unilateral MMD, while large series about contralateral progression in Chinese adult patients were rare. The goal of this study is to elucidate the clinical features and incidence of contralateral progression in Chinese MMD adult patients.

Methods

One hundred one Chinese adult patients with unilateral MMD who received surgery treatments between January 2015 and January 2017 in our hospital were enrolled in this study. This study contained 89 patients. Digital subtraction angiography was performed in all patients for initial diagnosis, and magnetic resonance angiography was repeated 6 months from the initial operation and then annually. Clinical characteristics, contralateral progression, and risk factors were studied. Previous related studies were also reviewed and meta-analyzed.

Results

Of these 89 patients, contralateral progression was identified in 8 patients (9.0%) within a median follow-up period of 63 months, which was lower than that in previous studies (25.9%). Single-factor analysis and multivariate analysis did not reveal significant risk factors related to the contralateral progression.

Conclusion

The progress rate in this cohort of Chinese adult patients with unilateral MMD after revascularization was 9.0%, which indicates that some of the unilateral MMD were an early form of bilateral MMD rather than a separate condition.

Trial registration.

This work was approved by the Medical Ethics Committee of Zhongnan Hospital of Wuhan University (approval number: Kelun-2017005).

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Stereotactic radiosurgery for the treatment of hypoglossal schwannoma: a multi-institutional retrospective study

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Abstract

Background

Surgical removal has been performed as the first line treatment for symptomatic or enlarging hypoglossal schwannomas (HS). Stereotactic radiosurgery (SRS) offers a minimally invasive approach that may afford long-term tumor control for patients with HS particularly those who refuse or are unfit for surgery. This study evaluates outcomes after SRS performed for both newly diagnosed and residual tumors after incomplete resection.

Methods

This retrospective, multi-institutional study involved patients treated with adjuvant or primary SRS for HS. The study end-points included local tumor response, clinical outcomes, and procedure-related complications. All the patients had Gamma Knife SRS.

Results

The cohort included 12 patients (five females), median age at SRS 49.5 years (range, 37–76)]. The median tumor target volume was 5.9 cm3 (range, 0.7–27.23). At median imaging follow-up of 37 months (range, 6–153), tumor control was achieved in 11 patients. Tumor enlargement that was managed with surgical resection was noted at the 6-month follow-up in one patient. At median clinical follow-up of 30.5 months (range, 6–157), stability, or improvement of all pre-SRS signs and symptoms was noted in nine patients. Two patients experienced worsening of at least one pre-existing symptoms or sign. New-onset trapezius weakness was noted in one patient and tongue atrophy in two patients.

Conclusion

Single-fraction SRS appears to be a safe and effective upfront and adjuvant treatment option for HS. SRS may be recommended as an alternative to surgery for patients presenting with HS or as an adjuvant treatment following subtotal resection and at HS recurrence.

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