¿Por Qué Da Neumonía Después De Una Cirugía Prolongada?

2025-07-12 07:28:56 285

3 Answers

Wesley
Wesley
2025-07-13 06:27:05
Having undergone surgery myself, I learned that prolonged surgeries increase the risk of pneumonia because of the extended time under anesthesia. Anesthesia can suppress the cough reflex and reduce lung function, making it harder to clear secretions. Immobility during surgery also plays a role—lying flat for hours allows mucus to pool in the lungs, creating a breeding ground for bacteria. Additionally, intubation, which is common in long surgeries, can introduce germs directly into the respiratory tract. Post-surgery pain can make deep breathing or coughing difficult, further increasing the risk. Proper post-op care, like early mobilization and breathing exercises, helps prevent this complication.
Sophia
Sophia
2025-07-15 00:46:22
Postoperative pneumonia is a serious concern, especially after lengthy surgeries. One major factor is the prolonged use of mechanical ventilation, which can irritate the airways and introduce pathogens. The body's stress response to surgery weakens the immune system, making infections more likely. Sedatives and pain medications slow down respiratory rates, reducing oxygen exchange and mucus clearance.

Another issue is atelectasis, where small lung areas collapse due to shallow breathing during anesthesia. This creates pockets where bacteria can thrive. Patients with pre-existing conditions like COPD or diabetes are even more vulnerable. Surgical trauma can also trigger inflammation, further compromising lung function.

Preventive measures include pre-surgery respiratory training, sterile intubation practices, and post-op physiotherapy. Early detection through monitoring symptoms like fever or abnormal breath sounds is crucial. Hospitals now use protocols like elevating the patient's head and encouraging ambulation to minimize risks.
Ruby
Ruby
2025-07-16 00:59:44
I found that post-surgical pneumonia often stems from a combination of factors. Anesthesia duration is key—it paralyzes cilia in the lungs that normally sweep out germs. Longer surgeries mean more time for these defenses to be down. The endotracheal tube bypasses natural filters in the nose, letting bacteria reach deeper into the lungs.

Pain medications post-surgery can suppress breathing, while dehydration from fasting thickens mucus, making it harder to expel. Elderly patients or smokers face higher risks due to weaker lung capacity. Hospitals combat this with incentive spirometers to exercise lungs and antibiotics when needed. Understanding these mechanisms helps patients recognize warning signs early.
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