The objective of this study was to compare the outcomes of parent artery occlusion (PAO) versus stent-assisted reconstruction in radiated nasopharyngeal carcinoma (NPC) patients with internal carotid artery (ICA) blowouts. A retrospective review from our institution (2011-2021) and systematic review of Pubmed and Embase (1995-2022) was performed. Twenty-eight eligible studies were identified.
View Article and Find Full Text PDFPurpose: To review the effectiveness and safety of embolisation in managing haemorrhage from the external carotid artery (ECA) system in radiated nasopharyngeal carcinoma (NPC) patients.
Methods: Radiated NPC patients who presented with severe oronasal bleeding and underwent digital subtraction angiography that excluded blowouts from the internal carotid artery from 2011 to 2021 were reviewed. Those who subsequently underwent embolisation of the ECA system were analysed for technical success rate, post-embolisation re-bleeding rate and complications.
Obstructive sleep apnea is a prevalent sleep disorder characterized by partial or complete obstruction of the upper airway. Continuous positive airway pressure is the first-line therapy for most patients, but adherence is often poor. Alternative treatment options such as mandibular advancement devices, positional therapy, and surgical interventions including upper airway stimulation target different levels and patterns of obstruction with varying degrees of success.
View Article and Find Full Text PDFOssification of the anterior longitudinal ligament (OALL) in cervical spine is known to cause dysphagia. However, dyspnoea and obstructive sleep apnoea (OSA) due to OALL is a rare entity. A 50-year-old man presented to our clinic 2 years after anterior cervical discectomy and fusion (ACDF) with complaints of dysphagia, dyspnoea and difficulty in sleeping supine.
View Article and Find Full Text PDFInt Forum Allergy Rhinol
November 2016
Background: Optimizing the intranasal distribution of nasal steroid spray (NS) is important in managing patients with allergic rhinitis (AR). Using a 3-dimensional computational model of the human nose, we found that inspiratory airflow improved particle distribution by 86%. We hence designed a study to determine if the intranasal distribution of NS is improved by (1) simultaneous gentle inspiration or (2) nasal decongestion.
View Article and Find Full Text PDFConcomitant maxillofacial, laryngeal and cervical spine injuries may occur after high-energy accidents. Although this presentation is uncommon, the multiple injuries may compromise airway, breathing, circulation, and neurologic function. We identified 8 adult trauma patients admitted to the National University Hospital with the concomitant injuries.
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