Pulmonary Function Testing in Patients with Tracheostomies: Feasibility and Technical Considerations

Lung ◽  
2021 ◽  
Author(s):  
Ajay Sheshadri ◽  
Leendert Keus ◽  
David Blanco ◽  
Xiudong Lei ◽  
Cheryl Kellner ◽  
...  
2000 ◽  
Vol 16 (4) ◽  
pp. 731 ◽  
Author(s):  
U. Frey ◽  
J. Stocks ◽  
A Coates ◽  
P Sly ◽  
J Bates ◽  
...  

Author(s):  
Mathias Poussel ◽  
Isabelle Thaon ◽  
Emmanuelle Penven ◽  
Angelica I. Tiotiu

Work-related asthma (WRA) is a very frequent condition in the occupational setting, and refers either to asthma induced (occupational asthma, OA) or worsened (work-exacerbated asthma, WEA) by exposure to allergens (or other sensitizing agents) or to irritant agents at work. Diagnosis of WRA is frequently missed and should take into account clinical features and objective evaluation of lung function. The aim of this overview on pulmonary function testing in the field of WRA is to summarize the different available tests that should be considered in order to accurately diagnose WRA. When WRA is suspected, initial assessment should be carried out with spirometry and bronchodilator responsiveness testing coupled with first-step bronchial provocation testing to assess non-specific bronchial hyper-responsiveness (NSBHR). Further investigations should then refer to specialists with specific functional respiratory tests aiming to consolidate WRA diagnosis and helping to differentiate OA from WEA. Serial peak expiratory flow (PEF) with calculation of the occupation asthma system (OASYS) score as well as serial NSBHR challenge during the working period compared to the off work period are highly informative in the management of WRA. Finally, specific inhalation challenge (SIC) is considered as the reference standard and represents the best way to confirm the specific cause of WRA. Overall, clinicians should be aware that all pulmonary function tests should be standardized in accordance with current guidelines.


1989 ◽  
Vol 150 (12) ◽  
pp. 706-707 ◽  
Author(s):  
Peter D. Sly ◽  
Colin F. Robertson

CHEST Journal ◽  
2021 ◽  
Author(s):  
Matthew J. Saunders ◽  
Jeffrey M. Haynes ◽  
Meredith C. McCormack ◽  
Sanja Stanojevic ◽  
David A. Kaminsky

2016 ◽  
Vol 2016 ◽  
pp. 1-6
Author(s):  
Ada Ip ◽  
Raymond Asamoah-Barnieh ◽  
Diane P. Bischak ◽  
Warren J. Davidson ◽  
W. Ward Flemons ◽  
...  

Background. Timely pulmonary function testing is crucial to improving diagnosis and treatment of pulmonary diseases. Perceptions of poor access at an academic pulmonary function laboratory prompted analysis of system demand and capacity to identify factors contributing to poor access.Methods. Surveys and interviews identified stakeholder perspectives on operational processes and access challenges. Retrospective data on testing demand and resource capacity was analyzed to understand utilization of testing resources.Results. Qualitative analysis demonstrated that stakeholder groups had discrepant views on access and capacity in the laboratory. Mean daily resource utilization was 0.64 (SD 0.15), with monthly average utilization consistently less than 0.75. Reserved testing slots for subspecialty clinics were poorly utilized, leaving many testing slots unfilled. When subspecialty demand exceeded number of reserved slots, there was sufficient capacity in the pulmonary function schedule to accommodate added demand. Findings were shared with stakeholders and influenced scheduling process improvements.Conclusion. This study highlights the importance of operational data to identify causes of poor access, guide system decision-making, and determine effects of improvement initiatives in a variety of healthcare settings. Importantly, simple operational analysis can help to improve efficiency of health systems with little or no added financial investment.


Anaesthesia ◽  
1983 ◽  
Vol 38 (2) ◽  
pp. 178-179 ◽  
Author(s):  
B.A. Finegan ◽  
H.J. McFarlane

1994 ◽  
Vol 15 (10) ◽  
pp. 403-411
Author(s):  
Gary A. Mueller ◽  
Howard Eigen

Pulmonary function testing is an important tool in the evaluation of children who have or are suspected of having lung disease. Of particular importance, pulmonary function testing provides objective and reproducible measurements, which then can be used to follow the response to therapy. The measurements of air flow and lung volumes are the mechanical pulmonary function tests used most commonly. However, measurements of the efficiency of gas exchange also are considered a test of pulmonary function and can be assessed by such methods as arterial blood gas and oximetry. This article focuses on those tests readily available to the pediatrician in the office or hospital. Measuring pulmonary function regularly is analogous to measuring blood pressure in patients who have hypertension, allowing the physician to follow a measurement directly associated with the pulmonary disease process. As with other clinical tests, pulmonary function measurements are most effective when used to answer a specific question about the patient. For example, in a child who presents having a persistent cough and a family history of asthma, the diagnosis may be asthma, and the question "Does the child have airflow obstruction consistent with asthma?" can be answered by spirometry. Spirometry The parameters commonly measured in the assessment of respiratory function are lung volumes, air flows and timed volumes, and airway reactivity.


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