Airway Obstruction (Choking)

03/01/2009 - "Although the flow-volume curve was not suggestive of upper airway obstruction, the spirometry performed after the surgery showed a significant reduction in the degree of obstruction and greater reversibility after bronchodilator use. "
10/01/2011 - "CPAP bronchodilator delivery decreases the work of breathing as effectively as does standard nebulization, but produces a greater oxygenation improvement in patients with airway obstruction. "
02/01/2007 - "To compare the response to bronchodilator treatment given via a conventional or a low-cost bottle spacer A randomised controlled trial of the efficacy of a conventional spacer compared with a bottle spacer for bronchodilator treatment in young children with acute lower airway obstruction. "
11/01/2023 - "Airway obstruction improved markedly after bronchodilator inhalation."
02/01/1989 - "Therefore anti-inflammatory drugs should be considered first-line treatment to minimize both airway obstruction and hyperresponsiveness and the need for bronchodilators."

11/01/2013 - "Although salbutamol produced a slight improvement in airway obstruction, compared with placebo, there was no significant variation in resting IC or air trapping. "
07/01/2016 - "Lack of efficacy of pre bronchoscopy inhaled salbutamol on symptoms and lung functions in patients with pre-existing airway obstruction."
07/01/2011 - "Comparative efficacy of inhaled albuterol between two hand-held delivery devices in horses with recurrent airway obstruction."
07/01/1998 - "Efficacy of cumulative doses of salbutamol administered via Turbuhaler or Diskhaler in patients with reversible airway obstruction."
11/01/2013 - "The aim of this study was to investigate the effect of salbutamol on DL ,CO in subjects with and without airway obstruction and reversibility. "

06/01/1989 - "Using readily available materials and low-flow oxygen rates this PTCV technique was shown to be safe and effective in oxygenating and ventilating this canine model with complete airway obstruction."
05/01/2017 - "Future studies are needed to assess the utility of NPC in other clinical environments where supplemental oxygen is required in the setting of potential airway obstruction."
12/01/2009 - "A bench study of ventilation via two self-assembled jet devices and the Oxygen Flow Modulator in simulated upper airway obstruction."
11/01/2023 - "In contrast, 1-3 L/min supplemental oxygen via a standard OWV caused pressures between 84 and 148 cmH2 O during simulated airway obstruction. "
11/01/2023 - "In simulated airway obstruction using a standard OWV (not in-line) maximum pressures were measured with oxygen delivered via the side port at 1-3 L/min. Of 128 tracheostomized patients who underwent weaning attempts, 124 were treated with HFT-T-OWV. "

05/01/1977 - "From a clinical perspective, it is postulated that aerosol inhalation reflex alters the pattern of breathing, resulting in improved respiratory flow rates during partial upper airway obstruction. "
01/01/2023 - "While reliable diagnostic techniques, such as lateral soft tissue x-ray imaging or flexible nasopharyngoscopy, have been widely adopted in general practice, the actual impact of airway obstruction on nasal airflow and inhalation exposure to drug aerosols remains largely unknown. "
12/01/2019 - "The magnitude and regional heterogeneity of airway obstructions in severe asthmatics is likely linked to insufficient drug delivery, as evidenced by the inability to mitigate exacerbations with inhaled aerosol medications. "
10/01/2012 - "Partial airway obstructions can limit both air flow and aerosol penetration into diseased zones. "
05/01/2011 - "To assess the feasibility of dual energy CT (DECT) after aerosol inhalation of iodinated contrast medium for the evaluation of ventilation function in rabbits with airway obstruction. "

01/01/2022 - "Inhaled corticosteroids can effectively improve lung function and relieve airway obstruction in patients aged more than 5 years in PIBO remission, especially continuous ICSs. "
04/01/1991 - "Corticosteroids are indicated for patients with upper airway obstruction; they may be helpful in patients with neurologic, hematologic, or cardiac complications. "
01/01/2018 - "The present study was conducted to determine the effect of a perioperative systemic corticosteroid on PPCs in patients who showed airway obstruction in preoperative spirometry. "
01/01/2023 - "Corticosteroids should be reserved for those with impending airway obstruction, autoimmune complications, or other severe circumstances."
01/01/2023 - "Rationale: Periextubation corticosteroids are commonly used in children to prevent upper airway obstruction (UAO). "

08/01/2013 - "Systemic steroids and hydroxycholoroquine led to improvement in phonation, endoscopic appearance and upper airway obstruction with significant improvement in Apnoea Hypopnoea Index (AHI) on polysomnography. "
09/01/2014 - "Multidose steroid pretreatment is effective in preventing postextubation airway obstruction (PEAO) in adults, however controversy continues for children. "
12/01/2015 - "In addition, the EORTC QLQ-OES18 Choking scores were improved after the steroid course (p = 0.003) but not after the long-term follow-up. "
01/01/1990 - "Lung function was measured in 14 infants (7 from each group) and showed evidence of increased lung volumes and severe airway obstruction in the acute stage (the mean values for the steroid group were: TGV, 31 mL/kg; SGaw, 0.104 L/s.cmH2O; VmaxFRC, 12.9 mL/s/kg; for the placebo group: TGV, 35 mL/kg; SGaw, 0.104 L/s.cmH2O; VmaxFRC, 8.5 mL/s/kg) which had improved 2-4 weeks later (steroid group: TGV, 25 mL/kg; SGaw, 0.168 L/s.cmH2O; VmaxFRC, 21.6 mL/s/kg; -placebo group: TGV, 24 mL/kg, SGaw, 0.198 L/s.cmH2O, VmaxFRC, 17.5 mL/s/kg). "
12/07/2011 - "Study populations entered the studies having previously been treated with inhaled steroids and had moderate or mild airway obstruction (mean FEV(1) predicted between 65% and 84% at baseline). "

04/01/2002 - "is an effective treatment for relieving airway obstruction and displays a better safety profile with respect to theophylline 250 mg t.i.d. "
01/01/1990 - "Management of chronic airway obstruction: theophylline--is it still necessary?"
05/01/1996 - "The purpose of this study was to evaluate the accuracy of the recommended theophylline therapeutic range in the treatment of acute airway obstruction. "
01/01/1999 - "Pharmacokinetic/pharmacodynamic modeling of theophylline in patients with different degrees of airway obstruction."
08/01/1996 - "Controlled-release theophylline inhibits early morning airway obstruction and hyperresponsiveness in asthmatic subjects."

01/01/2000 - "CONCLUSION: Heliox is a promising treatment for severe airway obstruction with good results in a short period of time, until the final treatment is established."
06/01/2013 - "Similar low-level evidence suggests that heliox is effective in reducing airway pressure and improving ventilation in various forms of lower airway obstruction. "
03/01/2001 - "Safety and efficacy of heliox as a treatment for upper airway obstruction due to radiation-induced laryngeal dysfunction."
01/01/2019 - "Brachycephalic dogs have naturally occurring airway obstruction where heliox might be a useful therapeutic option. "
03/01/2011 - "Helmet-delivered heliox-CPAP in severe upper airway obstruction caused by PHACES syndrome."

10/01/1975 - "Six asthmatic patients whose airway obstruction improved significantly during a trial of prednisone have been studied in detail. "
10/01/1960 - "A study of the respiratory effects of prednisone in diffuse airway obstruction."
09/01/2000 - "Environment and prednisone interactions in the treatment of recurrent airway obstruction (heaves)."
06/01/1985 - "The magnitude of increase in PD20-FEV1 after prednisone was significantly inversely related (i.e., inverse hyperbola) to the initial degree of airway obstruction (i.e., FEV1) obtained prior to prednisone treatment. "
05/01/1996 - "All patients had clinical remission on standard therapeutic regimens with prednisone and cyclophosphamide but continued to have symptoms of extrathoracic airway obstruction. "

04/01/1976 - "There was a significant correlation between the severity of airway obstruction as measured by V50 and the response to helium, both during remission and during induced bronchoconstriction; however, there was no correlation between helium response and specific airway conductance. "
01/01/2016 - "Helium was discovered in 1868 by the French astronomer Pierre-Jules-César Janssen and was first used as a therapeutic treatment for airway obstruction by Barach almost 70 years later, in 1934. "
12/04/2000 - "Since 1934 several clinical trials have been performed to investigate the effect of helium in the symptomatic treatment of upper and lower airway obstructions, especially in children. "
07/01/1990 - "This study investigates the effect of helium concentration in inspired gas on resistance to breathing during experimental upper airway obstruction. "
12/19/2019 - "Clinically, the noble gas helium is used in treatment of airway obstruction and ventilation disorders in children and adults. "

06/01/2001 - "Although beta2-agonist therapy is one of the most common and effective ways used to relieve airway obstruction, the use of a positive expiratory pressure device (PEPD) is also effective in mucus clearance. "
01/23/2023 - "A significant decrease in proximal airway obstruction (as supported by improvement in airway resistance at 20 Hz (R20Hz) and maximum expiratory flow at 75% of FVC (MEF75)) compared to the control group was observed after 1 month of therapy with the device. "
06/01/1989 - "He-O2 may be beneficial in certain patients with acute upper airway obstruction as a noninvasive, temporizing therapy with minimal adverse effects. "
12/01/2015 - "Ablation methods using heat or cold energy in the airway is safe and effective for treating complex airway disorders including malignant and non-malignant central airway obstruction (CAO) without limiting the impact of future definitive therapy. "
01/01/2022 - "Head rotation improved airway obstruction in OSA patients, even with a small degree of rotation, and should be further explored as a potential form of therapy in appropriately selected patients."

06/20/2020 - "Airway stent placement is the effective regimen for central airway obstruction (CAO), while its application scenarios varied. "
07/01/2017 - "Airway stent placement is an effective treatment for the immediate palliation of malignant airway obstruction. "
07/01/2010 - "Preliminary data show that a new self-expanding 'hybrid' stent appears to be effective and safe for malignant airway obstruction. "
01/01/2019 - "The novel TTS stent release system was an effective and safe approach in malignant central airway obstruction."
01/01/2019 - "Biodegradable airway stents: Novel treatment of airway obstruction in children."

09/01/2006 - "Vaccination programs, improvements in material engineering and anaesthetic skills have dramatically reduced the number of emergency tracheostomies performed for acute upper airway obstruction. "
11/01/2014 - "The benefit to avoiding tracheostomy and relieving airway obstruction is superior to that of tongue-lip adhesion. "
11/01/2015 - "Emergent awake tracheostomy should be considered in patients with impeding airway obstruction and is a safe and effective method to secure an airway in these patients. "
11/01/2020 - "Polysomnography (PSG) and video swallow studies (VSS) may be helpful in the management of patients with BVFD prior to tracheostomy by quantifying their degree of upper airway obstruction during sleep and feeding dysfunction while awake. "
11/01/2014 - "Multiple studies have demonstrated the efficacy of distraction in avoiding tracheostomy and decreasing the severity airway obstruction in this patient population. "

11/01/2008 - "Distraction osteogenesis allows greater midfacial advancement, and may offer more improvement in airway obstruction, compared with the conventional 1-stage procedure. "
03/01/2021 - "Distraction osteogenesis is effective in alleviating airway obstruction for these patients and is performed early in life, often during the neonatal period and during infancy. "
11/01/2015 - "Mandibular distraction osteogenesis is a safe and effective treatment modality for infants weighing less than 4 kg with severe airway obstruction. "
08/01/2012 - "Although many studies have demonstrated the effectiveness of mandibular distraction osteogenesis (MDO) in relieving airway obstruction, no study has reported health-related quality of life (QOL) outcomes. "
07/01/2001 - "Objectives of the study were to determine the effectiveness of distraction osteogenesis of the mandible to relieve airway obstruction in children with tongue-base airway obstruction and to describe the new surgical techniques developed for use in infants and young children. "

01/01/2023 - "The results of this study suggest that rigid bronchoscopic debulking with the use of laser tube is a safe and effective technique in the management of central airway obstruction. "
12/01/1999 - "This series proves that laser technology is feasible in the treatment of airway obstruction during infancy and childhood, and is safe and effective."
05/01/2010 - "Patients with upper airway narrowing at the soft palate level and partial upper airway obstruction during sleep seem to benefit from laser-assisted uvulopalatoplasty (LUPP) in terms of decreased velopharyngeal collapsibility and improved nocturnal breathing. "
03/01/2010 - "Two phonomicrosurgical CO(2) laser-assisted resections relieved upper airway obstruction and restored voice. "
01/01/2023 - "We have used laser tube as a new technique of ventilation for severe central airway obstruction. "