So if I understand this well (the breathing video) once you are infected lying on your back is a bad thing as it closes off the small airways in the base of your lungs. This breathing technique is great if you are at home but should you be transferred to hospital and in worst case ITU then why are all the patients in all the photos/videos lying on their backs?
Some of the footage of patients being ventilated in Italy showed them prone rather than on their backs.
However... while I've no reason to believe the health practitioners in the video aren't genuine, and their advice may actually prove to be good, I'd personally be quite cautious about following health advice given out ad hoc, rather than as a considered package of advice from 'official' NHS channels.
Ah OK. I've only ever seen poor folks on their backs so thanks for the added info.Some of the footage of patients being ventilated in Italy showed them prone rather than on their backs.
However... while I've no reason to believe the health practitioners in the video aren't genuine, and their advice may actually prove to be good, I'd personally be quite cautious about following health advice given out ad hoc, rather than as a considered package of advice from 'official' NHS channels.
That was shot at the UCH Intensive Care unit in London.This is something pro active you can do yourself at home and you’ve got it right.
There’s a harrowing video on BBC showing the ICU. They move patients on to their fronts to assist breathing.
Mike
The difference is between patients who are breathing on their own and those who are being ventilated.So if I understand this well (the breathing video) once you are infected lying on your back is a bad thing as it closes off the small airways in the base of your lungs. This breathing technique is great if you are at home but should you be transferred to hospital and in worst case ITU then why are all the patients in all the photos/videos lying on their backs?
The reason lying on your front increases lung capacity and function is purely anatomical.
Examine these x-rays of the side view of the L and R lungs.
View attachment 57167
You can see the back/spine on the L side in each of these x-rays.
When you have a chest problem, lying on your back, then All the lung tissue to the Left of the yellow line fills with fluid and becomes congested and it doesn’t ventilate well and oxygen uptake falls, But the lung to the Right of the yellow line is very well ventilated, oxygen uptake is better BUT it has a smaller volume compared with the dependant ( back ) part of the lung.
Now, turn the patient onto their front and you reverse everything. You now have the larger part of the lung uppermost. A larger lung volume that is now properly ventilated and thus better oxygen uptake.
This is a simplistic explanation because the dependant lung does have better blood flow than the upper section of lung, but congested lung will decrease flow. There are a lot of variables to be considered before using face down ventilation as although it might improve oxygenation it can have depressive effects on heart function and hence kidney function etc:.
It can be a treatment of last resort before reaching for the ECMO ( Extra Corporeal Membrane Oxygenator ), but I very much doubt many patients are offered this form of therapy.
Intensive Care doesn’t cure patients, it buys time for the body to rally and heal itself. If it can’t do that then the outcome is inevitable.
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