Search Results - "Yadollahi, Azadeh"

Measures of overnight oxygen saturation to characterize sleep apnea severity and predict postoperative respiratory depression by Assadi, Atousa, Chung, Frances, Yadollahi, Azadeh

“…Sleep apnea syndrome, characterized by recurrent cessation (apnea) or reduction (hypopnea) of breathing during sleep, is a major risk factor for postoperative…”
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Noncontact Vision-Based Cardiopulmonary Monitoring in Different Sleeping Positions by Li, Michael H., Yadollahi, Azadeh, Taati, Babak

“…Individuals with obstructive sleep apnea (OSA) can experience partial or complete collapse of the upper airway during sleep. This condition affects between…”
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Addressing Reduced Laboratory-Based Pulmonary Function Testing During a Pandemic by Kouri, Andrew, Gupta, Samir, Yadollahi, Azadeh, Ryan, Clodagh M., Gershon, Andrea S., To, Teresa, Tarlo, Susan M., Goldstein, Roger S., Chapman, Kenneth R., Chow, Chung-Wai

“…To reduce the spread of the severe acute respiratory syndrome coronavirus 2, many pulmonary function testing (PFT) laboratories have been closed or have…”
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The effect of fluid overload on sleep apnoea severity in haemodialysis patients by Lyons, Owen D, Inami, Toru, Perger, Elisa, Yadollahi, Azadeh, Chan, Christopher T, Bradley, T Douglas

“…As in heart failure, obstructive and central sleep apnoea (OSA and CSA, respectively) are common in end-stage renal disease. Fluid overload characterises…”
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Noncontact Sleep Monitoring With Infrared Video Data to Estimate Sleep Apnea Severity and Distinguish Between Positional and Nonpositional Sleep Apnea: Model Development and Experimental Validation by Akbarian, Sina, Ghahjaverestan, Nasim Montazeri, Yadollahi, Azadeh, Taati, Babak

“…Background: Sleep apnea is a respiratory disorder characterized by frequent breathing cessation during sleep. Sleep apnea severity is determined by the…”
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Sleep apnea monitoring and diagnosis based on pulse oximetery and tracheal sound signals by Yadollahi, Azadeh, Giannouli, Eleni, Moussavi, Zahra

“…Sleep apnea is a common respiratory disorder during sleep, which is described as a cessation of airflow to the lungs that lasts at least for 10 s and is…”
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A pilot observation using ultrasonography and vowel articulation to investigate the influence of suspected obstructive sleep apnea on upper airway by Saha, Shumit, Rattansingh, Anand, Martino, Rosemary, Viswanathan, Keerthana, Saha, Anamika, Montazeri Ghahjaverestan, Nasim, Yadollahi, Azadeh

“…Failure to employ suitable measures before administering full anesthesia to patients with obstructive sleep apnea (OSA) who are undergoing surgery may lead to…”
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Effects of physical exercise training on nocturnal symptoms in asthma: Systematic review by Francisco, Cristina de Oliveira, Bhatawadekar, Swati Anil, Babineau, Jessica, Reid, W Darlene, Yadollahi, Azadeh

“…Nocturnal worsening of asthma symptoms is a common feature of asthma. Physical exercise training improves general asthma control; however, there is no evidence…”
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Sleep Apnea Severity Estimation From Tracheal Movements Using a Deep Learning Model by Hafezi, Maziar, Montazeri, Nasim, Saha, Shumit, Zhu, Kaiyin, Gavrilovic, Bojan, Yadollahi, Azadeh, Taati, Babak

“…Objective: Sleep apnea is a chronic respiratory disorder and its standard assessment requires full night in-laboratory polysomnography (PSG). However, PSG is…”
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Automatic breath and snore sounds classification from tracheal and ambient sounds recordings by Yadollahi, Azadeh, Moussavi, Zahra

“…Abstract In this study respiratory sound signals were recorded from 23 patients suspect of obstructive sleep apnea, who were referred for the full-night sleep…”
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Automatic Respiratory Phase Identification Using Tracheal Sounds and Movements During Sleep by Montazeri Ghahjaverestan, Nasim, Kabir, Muammar, Saha, Shumit, Zhu, Kaiyin, Gavrilovic, Bojan, Alshaer, Hisham, Taati, Babak, Yadollahi, Azadeh

“…One of the most important signals to assess respiratory function, especially in patients with sleep apnea, is airflow. A convenient method to estimate airflow…”
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Designing and validating an experimental protocol to induce airway narrowing in older adults with and without asthma by Chavoshian, Shaghayegh, Cao, Xiaoshu, Thommandram, Anirudh, Stanbrook, Matthew B, Tarlo, Susan M, Fossat, Yan, Yadollahi, Azadeh

“…Persons with asthma may experience excessive airway narrowing due to exercise or exposure to cold air, worsening their daily functionality. Exercise has…”
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Automated Non-Contact Detection of Head and Body Positions During Sleep by Akbarian, Sina, Delfi, Ghazaleh, Zhu, Kaiyin, Yadollahi, Azadeh, Taati, Babak

“…Obstructive sleep apnea (OSA) is a respiratory disorder characterized by interruption to breathing during sleep. Usually, the OSA is more severe in the supine…”
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The impact of semi-upright position on severity of sleep disordered breathing in patients with obstructive sleep apnea: a two-arm, prospective, randomized controlled trial by Lukachan, Gincy A, Yadollahi, Azadeh, Auckley, Dennis, Gavrilovic, Bojan, Matelski, John, Chung, Frances, Singh, Mandeep

“…The severity of sleep-disordered breathing is known to worsen postoperatively and is associated with increased cardio-pulmonary complications and increased…”
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A Subject-Specific Acoustic Model of the Upper Airway for Snoring Sounds Generation by Saha, Shumit, Bradley, T. Douglas, Taheri, Mahsa, Moussavi, Zahra, Yadollahi, Azadeh

“…Monitoring variations in the upper airway narrowing during sleep is invasive and expensive. Since snoring sounds are generated by air turbulence and vibrations…”
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Effect of below-the-knee compression stockings on severity of obstructive sleep apnea by White, Laura H, Lyons, Owen D, Yadollahi, Azadeh, Ryan, Clodagh M, Bradley, T. Douglas

“…Highlights • Fluid shift from the legs to the neck contributes to sleep apnea pathogenesis. • Therefore, reducing leg fluid volume and fluid shift should…”
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The Effect of Electrical Stimulation of the Calf Muscle on Leg Fluid Accumulation over a Long Period of Sitting by Vena, Daniel, Rubianto, Jonathan, Popovic, Milos R., Fernie, Geoff R., Yadollahi, Azadeh

“…Leg fluid accumulation during sedentary behaviours such as sitting can lead to leg edema and associated adverse health consequences. This study investigates…”
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Reduced genioglossus muscle activity caused by fluid overload in anesthetized rats by Sabetian, Parisa, Yadollahi, Azadeh, Yoo, Paul B.

“…Introduction Although the precise cause of obstructive sleep apnea (OSA) remains unknown, various anatomical or structural factors are thought to influence…”
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Vision-Based Heart and Respiratory Rate Monitoring During Sleep - A Validation Study for the Population at Risk of Sleep Apnea by Zhu, Kaiyin, Li, Michael, Akbarian, Sina, Hafezi, Maziar, Yadollahi, Azadeh, Taati, Babak

“…A reliable, accessible, and non-intrusive method for tracking respiratory and heart rate is important for improving monitoring and detection of sleep apnea. In…”
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Reduced Baseline Airway Caliber Relates to Larger Airway Sensitivity to Rostral Fluid Shift in Asthma by Bhatawadekar, Swati A, Keller, Gabriel, Francisco, Cristina O, Inman, Mark D, Fredberg, Jeffrey J, Tarlo, Susan M, Stanbrook, Mathew, Lyons, Owen D, Yadollahi, Azadeh

“…We have previously shown that when asthmatics go supine, fluid shifts out of the legs, accumulates in the thorax, and exacerbates lower airway narrowing. In…”
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