00:01
Okay, let's answer these questions related with this clinical case.
00:03
The first question says, based on the intake interview and diagnostic evidence, what organ system will desist? so based on the intake interview and diagnostic evidence, the organ system that is most likely to desist in this patient is the respiratory system.
00:22
The respiratory system, okay? the persistent and productive cough, dyspnea, that is shortness of breath, crackling and wheezing sounds here during auscultation of the lungs, and the presence of dark fields on the cardiographic analysis of the lungs, all suggest respiratory pathology, okay? additionally, the patient's history of smoking for a prolonged period, also limited smoking cessation success, and the symptoms or being present for years further support a respiratory condition.
00:55
So this patient can have chronic obstructive pulmonary disease specifically, or copd.
01:03
The next question says, why would a patient exhibit a slightly elevated blood pressure? so this patient's elevated blood pressure, okay, can be attributed to the respiratory system disease, specifically to copd, okay? in copd, the airways become narrowed and obstructed due to inflammation and damage caused by smoking or other irritants.
01:26
This narrowing and obstruction can lead to increased resistance to airflow, making it more difficult for air to move in and out of the lungs.
01:36
And as a result, the patient may experience increased effort in breathing, leading to increased respiratory muscle activity.
01:43
And also the increased respiratory muscle activity can stimulate the sympathetic nervous system, leading to vasoconstriction and a subsequent increase in blood pressure.
01:51
Now, the next question says, why would the patient exhibit distention of the neck veins? so in this case, as there is vasoconstriction of the pulmonary vessels or the pulmonary capillaries, for example, imagine that these are your lungs, something like this, your lungs, and here you have your pulmonary capillaries, and this is your pulmonary artery.
02:14
Now, if you have vasoconstriction here, then blood is not going to move easily through these vasoconstricted vessels.
02:23
So blood is going to accumulate here, and if blood keeps accumulating here, it is going to regurgitate back to the right ventricle, okay? and from the right ventricle, then back to the right atrium, and then back to the inferior vena cava or to the superior vena cava, and the superior vena cava, eventually to the jugular or to the veins in the neck.
02:47
And this is going to cause distention of the veins of the neck, okay? because of too much blood being regurgitated here...