Δευτέρα 10 Ιανουαρίου 2022

The fascial structure of the breast: New findings on the anatomy of the inframammary fold

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J Plast Reconstr Aesthet Surg. 2021 Dec 7:S1748-6815(21)00647-1. doi: 10.1016/j.bjps.2021.11.109. Online ahead of print.

ABSTRACT

The inframammary fold defines the shape and structure of the breast, especially in women. As the inframammary fold is placed between the fifth and sixth ribs, the ligaments or fascia are thought to attach from these ribs. However, the previous literature on what structures constitute the inframammary fold does not provide sufficient knowledge for reconstructing the natural form of the fold. This study aimed to clarify the structure that involves the inframammary fold. Ten sides of five formalin-fixed, adult Asian cadaveric breasts were studied. Upon dissection of the breast, including the ribs, the fat lobules were removed while preserving the septal structures under the microscope. The fascial structures were observed grossly and radiographically. A multilayered fascial structure was noted from the dermis n ear the inframammary fold, anchored to the deep fascia of the pectoralis major muscle mainly at the height of the fourth rib and partially of the fifth rib, from the outside of the nipple to the linea axillaris media, where the fold could be clearly observed. Additionally, the fat lobules around the inframammary fold were subdivided by thin septa closer to the dermis, and they fused posteriorly and upward to form this fascial structure. The inframammary fold was not formed by an adhesion directly under the sixth rib, but by the skin "hanging" from the height of the fourth and fifth ribs due to the multilayered fascial structure that repeatedly fused and dissociated and the changes in the size of the fat lobules. This new anatomical finding may help in inframammary fold reconstruction.

PMID:34998682 | DOI:10.1016/j.bjps.2021.11.109

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Cerebrospinal fluid leak repair: utility of intrathecal fluorescein for correct topographic identification of the skull base defects

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World Neurosurg. 2022 Jan 6:S1878-8750(22)00007-9. doi: 10.1016/j.wneu.2022.01.004. Online ahead of print.

ABSTRACT

BACKGROUND: In the management of cerebrospinal fluid (CSF) leak the identification of the exact discharge spot is paramount. This can represent a challenge for the radiologist and the surgeon. In the present study, we analyzed a series of patients affected by endonasal CSF leak who underwent endoscopic surgical reconstruction aided by the use of intrathecal fluorescein (ITF). The purpose of this work is to assess the efficacy of intraoperative ITF in addition to computed tomography (CT) scan and magnetic resonance imaging (MRI) for correct topographic localization of the CSF leak.

METHODS: Eighty-three patients were enrolled in the study. The main outcome was the concordance between the supposed radiological defect site and the actual one seen intraoperatively. The recurrence free survival (RFS) was evaluated as secondary outcome.

RESULTS: ITF better defined the defect site allowing a change in the treatment in 21 cases (25.3%), in which a non-concordance was observed between the suspected radiological site and the actual surgical one. Good agreement was found between the specific topographic localization (k=0.737, p<0.0001), whereas fair agreement was observed considering the side of the defect (k=0.362, p=0.0009) and correct identification of multiple sites (k=0.044, p=0.666). The 10-year 96% estimate of RFS confirmed the correct repair of the fistula site in most of the cases.

CONCLUSIONS: Our data demonstrate the utility and safety of intraoperative ITF for management of patients affected by endonasal CSF leak. ITF improved the topographical diagnosis of the leak site, ensuring the best target reconstruction and very low recurrence rate.

PMID:34999266 | DOI:10.1016/j.wneu.2022.01.004

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Epidemiology, Clinical Features and Management of Rhino Orbital Mucormycosis in Post COVID 19 Patients

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Abstract

COVID 19 infections may be associated with a wide range of bacterial and fungal co-infections. Mucormycosis is a fungal infection primarily affecting immunocompromised individuals. We have observed sudden rise of mucormycosis cases in post COVID 19 patients. Here we have reported 100 cases of mucormycosis associated with COVID 19. To study epidemiology and clinical features of rhino orbital mucormycosis in post COVID 19 patients. To evaluate efficacy of medical as well as surgical treatment in such patients. This was an observational mixed (retrospective + prospective) study with a duration of 2 months. After noting demographic data, necessary radiological investigation was advised and representative tissue was sent for KOH and histopathological examination. Medical and surgical treatment was planned accordingly. Most patients (55%) presented with complaint of headache and facial pain. Hard palate involvement was observed in 45% patients. Unilateral pr esentation (68%) was more common. Only 25% patients who presented early had normal vision. We reported 22 patients with complete loss of vision. Eye movements were restricted in 58% patients. Diabetes mellitus is most common predisposing factor (65%). 9 patients required orbital exentration. Only 18% patients required Amphotericin for more than 14 days. Immune dysregulation caused by COVID 19 infection in addition to widespread use of steroids and broad-spectrum antibiotics may lead to the development mucormycosis. Diabetes Mellitus type II is another important risk factor and the presence of both have additional effect in causing mucormycosis. Headache and facial pain should be considered highly suspicious of mucormycosis. Early diagnosis with efficient treatment can improve prognosis.

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Brain Herniation Secondary to Cerebrospinal Fluid Leak Following Elective Lumbar Spine Surgery

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Cureus. 2021 Dec 8;13(12):e20266. doi: 10.7759/cureus.20266. eCollection 2021 Dec.

ABSTRACT

Lumbar spine surgery can be complicated by perioperative cerebrospinal fluid (CSF) leak. However, development of brain herniation secondary to CSF leak following lumbar spine surgery has not been previously reported in the current literature. This case report describes a 48-year-old woman who, after a revision lumbar decompression and fusion, experienced CSF leak followed by development of brain herniation, which resulted in patient demise. The postoperative period was complicated by patient nonadherence to conservative management of CSF leak.

PMID:35004068 | PMC:PMC8735843 | DOI:10.7759/cureus.20266

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Κυριακή 9 Ιανουαρίου 2022

Metal Allergy in Tracheostomy Tube Placement Resulting in Complete Subglottic Stenosis: A Case Report

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Ann Otol Rhinol Laryngol. 2022 Jan 6:34894211070135. doi: 10.1177/00034894211070135. Online ahead of print.

ABSTRACT

OBJECTIVES: Metal hypersensitivity reaction to surgical implants is a well- known phenomenon that is associated with pain, swelling, inflammation, and decreased efficacy of the implant. We present a unique case of a patient with placement a metal Jackson tracheostomy tube that led to expeditious total subglottic stenosis.

METHODS: The patient was a 33-ye ar old, severely atopic woman with history of asthma exacerbations requiring several intubations for acute respiratory failure with several subsequent tracheal dilations with steroid injections, and eventual tracheostomy placement with a metal Jackson tracheostomy tube that led to expeditious total subglottic stenosis.

RESULTS: Initial intervention included performing an airway evaluation, CO2 laser, and steroid injection of the area of complete subglottic stenosis. Follow up several months later revealed little improvement in level of tracheal narrowing proximal to the tracheostomy tube. Patient did not have shortness of breath but continued to be aphonic. Cricotracheal versus tracheal resection have been proposed but surgical morbidity was deemed too high due to patient's obesity.

CONCLUSIONS: Metal hypersensitivity reactions are well known phenomena as it relates to surgical implants in other surgical specialties but are seldom reported within the ear, nose and throat literature. Oftentimes, it takes astute observation to diagnose and establish a connection. Prompt recognition and treatment can be acquired from interdisciplinary collaboration with allergy.

PMID:34991357 | DOI:10.1177/00034894211070135

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Evaluation of Hearing Loss in Congenital Hypothyroid Children at a Tertiary Care Hospital in Central India

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Abstract

Hearing loss has long been associated with congenital hypothyroidism and, if not noticed and treated early, may result in delayed language acquisition and difficulties in comprehension. In light of the implications of congenital hypothyroidism and its associated hearing loss, we decided to conduct this study. The aim of this study was to identify the prevalence of hearing loss in congenital hypothyroidism and its relation to the severity of the disease and age of initiation of treatment. This study was conducted from July 2016 to June 2021 at a tertiary care hospital in Bhopal. The hearing status of congenital hypothyroid children and matched controls was assessed by pure tone audiometry or free field audiometry and, in selected cases, with brainstem evoked response audiometry. Eight children (25%) with congenital hypothyroidism had hearing loss, compared to one (3.12%) in the control group (p < 0.05). No statistically significant difference has b een found in the gender, mean age of diagnosis, mean age of initiation of levothyroxine treatment, mean screening FT4 levels, and mean screening TSH levels between congenital hypothyroid children with and without hearing loss. Due to the high prevalence of hearing loss in congenital hypothyroidism and its impact on language and cognitive development, it is critical to create awareness among healthcare professionals that children diagnosed with congenital hypothyroidism must undergo audiological evaluation at the time of diagnosis and periodically thereafter. Alternatively, children with unexplained hearing loss must be screened for congenital hypothyroidism.

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Unusual Presentation of Otoacariasis

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Abstract

Otoacariasis is the presence of ticks and mites within the ear canal. Though the coexistence of ticks and humans is known for thousands of years, tick infestation is relatively rare in urban population. The most common presenting symptoms are usually itching, otalgia and a foreign body sensation and less frequent ones are tinnitus and otorrhoea. We report cases of otoacariasis with unusual presentation. A total of 43 cases presented to the ENT clinic in our hospital over a period of three years from 2018 to 2021. We present patients who presented with unusual symptoms of conductive hearing loss, ear bleed, and facial palsy. Total of 6 cases of otoacariasis had unusual presentation. 2 cases presented with lower motor neuron palsy, 1 case with ear bleed, and 3 cases with hearing loss. Otocariasis can present with unusual symptoms of hearing loss, ear bleed or facial palsy and this should be included in the differential diagnosis of a patient with history of close p roximity to domestic or wild animals. Detailed examination often reveals the presence of the tick and identification and complete removal along with appropriate medication for associated symptoms often results in complete recovery.

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