How to follow up the treatment of pulmonary failure on a ventilator?

According to the limited information you provided, in my humble opinion: 1, it does not look like a recurrence of lung Ca, if the old man is usually healthy, there is no class such as chronic obstructive pulmonary disease, coronary heart disease, renal insufficiency, hypertension and other chronic underlying diseases, it is very hopeful to restore health, provided that in the correct and strong anti-infective and reasonable care. 2, clinical this situation will generally do sputum culture, according to the results of the selection of bacteria-sensitive antibiotics anti-infection treatment, according to the title Wing that kind of follow-up treatment. Family members and patients should have confidence. 2, clinical situation, usually do sputum culture, according to the results of the choice of bacterial sensitivity of antibiotic anti-infection treatment, according to the question of the kind of antibiotics, depending on the bacterial sensitivity to the kind of, in general, 3, if the lungs reopen, inflammation control, symptomatic relief, respiratory function restoration, respiratory machine can be removed. Have faith.4. Believe the doctors treating your father that survival will not be an issue and restoration of health will be the endeavor! They are the ones who can help your father the most now. At best, we are here to help you answer some questions, and it is impossible to give you a cure-all formula without understanding the situation, or to advertise the name of the drug. 5. If the worst happens and you can't get off the ventilator, a home ventilator is a good choice, and you can avoid the possibility of persistent nosocomial infections caused by being in the hospital for a long period of time. However, there are many conditions that constrain the use of home ventilators: for example, respiratory function should be improved before switching to a home ventilator, infections should be controlled, and there should be a certain degree of knowledge of home ventilator care, and so on. As always: ask your doctor and don't trust advertisements and medical equipment agents. I wish your father a speedy recovery of health, but because some Pseudomonas aeruginosa is drug-resistant, so once the bacterial culture is positive, it should be immediately carried out drug sensitivity sensitization, I do not know if the hospital did not do? The specific use of which drugs, should be the results of drug sensitivity sensitization for the selection of drugs for reference. Bacteria to which sensitive, which drugs. At present, it is often used? -Lactam antibiotics in combination with aminoglycosides for the treatment of serious infections, with the dose and duration of treatment determined by the site of infection and the severity of infection. It is important to be vigilant when infected with this bacterium, which has many resistant bacteria and is tricky to treat.