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Κυριακή 9 Ιανουαρίου 2022

“Fizz Sign” in Acute Sinusitis–A CT Scan Finding

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Abstract

To study the Computerized Tomography (CT) Paranasal Sinus findings in patients with acute bacterial sinusitis and the clinical symptom associated with it. 120 patients were examined over 2 years with coronal CT images of paranasal sinus with clinical symptoms of acute sinusitis of 2 weeks duration from the onset. Patients with symptoms of more than 2 weeks and patients with chronic sinusitis, immunocompromised status were excluded. Air mixed with fluid is seen like a Fizz of cola drink within the maxillary, frontal or sphenoid sinus, mucosal thickening of more than 5 mm, fluid level and presence of opacifications were used as evidence of acute sinusitis. 28 patients (23.3%) had Fizz sign (Air mixed with fluid seen as bubbles) coronal CT images of the paranasal sinus. The study demonstrated great variation in the CT paranasal findings amongst patients with suspected acute sinusitis. More than one sinus subsite was affected amongst pat ients in whom acute sinusitis was confirmed by CT Paranasal sinus imaging. We hereby highlight a new sign of air mixed with fluid which the senior author had named as Fizz Sign because of its resemblance to the fizz of dark cola drink.

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Rhino-Cerebral Mucormycosis with Otologic Involvement

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Abstract

Mucormycosis is an opportunistic invasive fungal infection, recently been detected in Covid-19 due to several underlying conditions. Otologic involvement in such patients though exceptional, should not be simply ignored even when presented without any clinical signs or symptoms. This report manifests the need of evaluating otologic involvement in post-covid mucormycosis.

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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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Evaluation of Clinical Profile and Various Treatment Modalities in Oral Sub Mucous Fibrosis

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Abstract

Oral submucous fibrosis is a chronic disease affecting oral cavity and sometimes the pharynx. Etiology seems to be local irritants such as capsaicin, tobacco, areca nut and spicy foods. The main concern in this is the management of trismus and burning sensation of the oral mucosa. The aim of this study was to compare various medical treatment protocol of OSMF. 210 patients were divided randomly in 3 groups. In Group A, patients were given biweekly intralesional Hyaluronidase/Dexamethasone for 6 weeks. Group B patients were given tablet Pentoxifylline 400 mg TDS.Group C patients were given Eprisone hydrochloride. All three groups were given Lycopene 10,000 mcg for period of 6 weeks. All patients were given topical Triamcelone for local application. The examinations for mouth opening were repeated at weekly intervals for a period of 6 weeks.The most common complaint was burning sensation in 75.98% cases, difficulty in mouth opening in77.45% and difficulty in swallowing food in 61.76% cases. Group A showed improvement in 41.17% cases presenting with burning sensation followed by decreased mouth opening 39.70%. Group B showed improvement in 45.58% burning sensation, 17.64% with decreased mouth opening. Group C showed improvement in 48.52% patients having pain with spicy food, 32.35% with decreased mouth opening and 17.64% with difficulty in swallowing. We conclude that patients which received intralesional dexamethasone and hyaluronidase along with oral Lycopene showed better clinical and symptomatic improvement, and at present appears to be best non-surgical treatment.

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Palatal Flap: An Optimistic Salvagable Option to Negate the Maxillectomy Defects in COVID Related Rhino-Orbito-Cerebral Mucormycosis

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Abstract

We present three cases diagnosed with COVID-19 associated Rhino-orbito-cerebral mucormycosis, managed by aggressive debridement and resection of the involved maxilla, followed by primary closure with preserved palatal flap, thus trying to establish its versatility for the closure of the maxillectomy defects.

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Induction and generalization of nocebo effects on itch

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Abstract

Nocebo effects, i.e., negative treatment outcomes due to negative expectancies, can increase itch. Moreover, indirect evidence has shown that nocebo hyperknesis can generalize to another itch modality. Knowledge on response generalization can help to prevent and decrease negative effects. The aims of this study were to investigate 1) the efficacy of inducing nocebo effects on cowhage-evoked itch via verbal suggestions and 2) whether these effects can generalize to 2a) mechanically evoked touch and 2b) mechanically evoked itch. Forty-four healthy participants watched a video suggesting that a nocebo solution increases cowhage-evoked itch and that a control solution does not affect itch. Subsequently, cowhage, mechanical itch, and mechanical touch stimuli were applied. Nocebo effects were measured as the difference in both mean and peak of the outcomes itch and urge to scratch between nocebo and control trials. Main analyses revealed significant nocebo effects on mean and peak itch for all stimuli. For urge to scratch, a significant nocebo effect was only observed for mechanical touch (peak). As mechanical stimuli did not induce pure sensations as planned, post-hoc sensitivity analyses were run for mechanical stimuli that individually induced either touch or itch at baseline. These analyses showed similar results for generalization to mechanical itch, but generalization to mechanical touch was nonsignificant. This study showed that merely verbal suggestion can induce nocebo effects on cowhage-evoked itch and that these effects can generalize to another itch modality. Future studies may examine how to prevent negative experiences from generalizing to subsequent encounters.

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Πέμπτη 6 Ιανουαρίου 2022

Disulfiram Exerts Antiadipogenic, Anti-Inflammatory, and Antifibrotic Therapeutic Effects in an In Vitro Model of Graves' Orbitopathy

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Thyroid, Ahead of Print.
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Optimal Multiple-Layered Anterior Skull Base Reconstruction Using a 360° Suturing Technique

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Oper Neurosurg (Hagerstown). 2022 Jan 1;22(1):e1-e6. doi: 10.1227/ONS.0000000000000013.

ABSTRACT

BACKGROUND: Advances in technique and instrumentation have improved outcomes after resection of anterior skull base tumors. However, cerebrospinal fluid (CSF) leak occurs in 4%-20% of patients. To reduce the risk of CSF leak, we have developed a novel reconstruction technique that consists of a 4-layered graft with patchwork suturing and hard material.

OBJECTIVE: To evaluate the effectiveness of this reconstruction technique when used for resection of anterior skull base tumors.

METHODS: This case series included 59 patients with anterior skull base tumors in whom the 4-layered closure technique was used. The main outcome measures were complications, including CSF leak, meningitis, postoperative bleeding, and infection.

RESULTS: There were no CSF leak cases or serious complications after closure of the anterior skull base using t he 4-layered technique.

CONCLUSION: Closure of the anterior skull base in 4 layers prevented CSF leak and was not associated with any serious complications. However, further studies in larger numbers of patients are needed to confirm our outcomes using this closure method.

PMID:34982903 | DOI:10.1227/ONS.0000000000000013

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A new approach for crooked nose: Separated spreader graft “puzzle graft”

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Publication date: Available online 4 January 2022

Source: American Journal of Otolaryngology

Author(s): Selami Uzun, Serhan Keskin, Cem Kavvasoğlu

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High prevalence of parvovirus B19 infection in patients with thyroid nodules: A case-control study

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Publication date: March–April 2022

Source: American Journal of Otolaryngology, Volume 43, Issue 2

Author(s): Zahra Heidari, Mina Valinezhad

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Rationale for therapeutic decision-making in locally advanced and metastatic radioactive iodine (RAI)-refractory differentiated thyroid cancer, starting from a clinical case

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Arch Clin Cases. 2021 Dec 29;8(4):72-83. doi: 10.22551/2021.33.0804.10190. eCollection 2021.

ABSTRACT

Iodine uptake and organification are the hallmarks of thyroid cells differentiation. The loss of these characteristics in thyroid cancer leads to radioactive iodine refractoriness, a rare condition that bears a low survival rate and poor prognosis. We present a 52-year-old patient presenting dry cough and dyspnea in the supine position. Imaging examinations revealed a thyroid nodul e with a high suspicion of malignancy in the right thyroid lobe, multiple laterocervical and mediastinal lymph nodes, lung, bone, and brain metastases. Fine needle aspiration cytologic features have advocated for papillary thyroid cancer (PTC). The patient underwent total thyroidectomy and selective lymphadenectomy. Subsequently, the patient received suppressive treatment with levothyroxine and four courses of radioactive iodine therapy. In addition, to treat bone and brain metastases, the patient experienced external radiotherapy and glucocorticoid therapy. Despite this rigorous therapeutic management, the patient obtained an incomplete structural and functional response. Although the last two posttherapeutic 131I whole-body scans were negative, the patient had elevated stimulated thyroglobulin levels and loco-regional recurrence by thyroid ultrasound. This aspect would suggest that thyroid cells become unable to uptake 131I, most likely through the emergence of new genetic mutations in the cancer cells. In conclusion, our patient's case suggests a 131I-refractory PTC, requiring the initiation of novel targeted systemic agents such as tyrosine kinase inhibitors, in order to improve structural and functional outcomes of radioactive iodine therapy and to afford prolonged progression-free survival advantage.

PMID:34984230 | PMC:PMC8717005 | DOI:10.22551/2021.33.0804.10190

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Clown Nose: A Rare Hypopharyngeal Cancer Metastasis

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Ear Nose Throat J. 2022 Jan 5:1455613211069349. doi: 10.1177/01455613211069349. Online ahead of print.

ABSTRACT

Cutaneous metastases from squamous cell carcinomas of the head and neck region are uncommon, and their location at the nasal tip is exceptionally rare. A patient, previously treated with surgery and chemoradiation for a hypopharyngeal squamous cell carcinoma, developed several red nodular skin lesions at the nasal tip. Biopsy revealed cutaneous metastasis from the primary tumor. This manifestation was previously described as a "clown nose," given their appearance and location. Skin lesions should raise suspicion of malignancy, despite their location at uncommon places, particularly in patients with previous diagnosed cancer. Clinicians must be aware that metastases from head and neck cancer can present as a "clown nose."

PMID:34983248 | DOI:10.1177/01455613211069349

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