Observations, Opinions and Ideas about Pulmonary Function Testing
2017年2月17日 · We have a number of patients who have spirometry and DLCO testing performed at regular intervals. I’ve noticed that every so often DLCO results change significantly without a change in spirometry (or lung volumes) or there’s a modest change in spirometry and a marked change in DLCO.
Plethysmograph, Jaeger BodyTest, 1978 | PFT History
2018年7月6日 · Used spirometers and other pulmonary function test systems have a limited market. Ebay, MedWow and DotMed are among the better places to sell or buy used medical equipment. However many used test system are not worth selling because of age or functionality.
Observations, Opinions and Ideas about Pulmonary Function Testing
2017年3月13日 · A number of physicians and researchers I’ve known and respected have said that in spirometry it always comes down to FEV1 since it is the primary indicator for airway obstruction.
Observations, Opinions and Ideas about Pulmonary Function Testing
2016年2月28日 · For this reason the book’s instructions are still oriented mostly around manual pulmonary function testing and there are numerous warnings about double-checking the results from automated systems. The book includes extensive discussion on the calculations and formulas used for testing which makes it useful as a teaching resource.
Observations, Opinions and Ideas about Pulmonary Function Testing
2014年11月8日 · Specifically, the patient’s minute ventilation (Ve) at peak exercise was 93% of predicted. This was something you’d expect if a patient had an obstructive or restrictive lung disease but I could see right away that the patient’s baseline pulmonary function tests were actually pretty normal.
Spirometer, Spirotech S401, circa 1990’s | PFT History
2015年12月6日 · Used spirometers and other pulmonary function test systems have a limited market. Ebay, MedWow and DotMed are among the better places to sell or buy used medical equipment. However many used test system are not worth selling because of age or functionality.
Physiology – Page 2 – PFTBlog
2015年7月8日 · Of note, I reviewed a couple dozen textbooks on pulmonary function testing and pulmonary diseases that I have on hand and found hyperventilation syndrome to be mentioned in only one (Cotes) where it merited one relatively small paragraph. Continue reading →
Spirometer, Poulton & Son, Barry, with Gaensler timed VC …
2018年7月30日 · Used spirometers and other pulmonary function test systems have a limited market. Ebay, MedWow and DotMed are among the better places to sell or buy used medical equipment. However many used test system are not worth selling because of age or functionality.
Observations, Opinions and Ideas about Pulmonary Function Testing
2013年10月2日 · The testing software automatically selects and averages all VTG efforts and when I reviewed them there were a couple loops that were poor quality and I manually de-selected them. I was reviewing this report because the reported lung volume results didn’t quite match what the spirometry results were saying so this time I also took a close look ...
Observations, Opinions and Ideas about Pulmonary Function Testing
2019年6月8日 · At one time or another developers have used expert systems, branching logic, fuzzy logic and neural networks. Algorithms have been tweaked and updated as our understanding of pulmonary function testing has improved but none are essentially any better or more accurate now than in the 1970’s. Continue reading →