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Then the provider will measure the distance between the two spots. Repeat on the other side, is usually higher up on the right side. If it is less than 3–5 cm the patient may have a pneumonia or a pneumothorax in which a chest x-ray is diagnostic for either. [1]
Chest retractions may be observed in patients with asthma. During a chest retraction, the patient's skin appears to sink into the chest. During supra-sternal retractions, the skin of the neck appears to sink in as the accessory breathing muscles of the neck contract to aid with inspiration.
A resuscitative thoracotomy is indicated when severe injuries within the thoracic cavity (such as hemorrhage) prevent the physiologic functions needed to sustain life.The injury may also affect a specific organ such as the heart, which can develop an air embolism or a cardiac tamponade (which prevents the heart from beating properly).
Measuring respiratory muscle strength is a long-established method of assessing the mechanics of breathing. Respiratory muscle dysfunction (i.e., reduced strength or endurance) should be distinguished from lung function abnormalities and measured separately.
Respiratory inductance plethysmography (RIP) is a method of evaluating pulmonary ventilation by measuring the movement of the chest and abdominal wall. Accurate measurement of pulmonary ventilation or breathing often requires the use of devices such as masks or mouthpieces coupled to the airway opening.
Semi-Fowler's position at 30 degrees. The Semi-Fowler's position is a position in which a patient, typically in a hospital or nursing home in positioned on their back with the head and trunk raised to between 15 and 45 degrees, [4] although 30 degrees is the most frequently used bed angle.
Incentive spirometer is indicated for patients who have had any surgery that might jeopardize respiratory function, particularly surgery to the lungs, [1] but also to patients recovering from cardiac or other surgery involving extended time under anesthesia and prolonged in-bed recovery. Under general anesthesia and inactivity, a patient's ...
First, the change in volume of the chest is computed. The initial pressure of the box times its volume is considered equal to the known pressure after expansion times the unknown new volume. Once the new volume is found, the original volume minus the new volume is the change in volume in the box and also the change in volume in the chest.