COVID-xix Lung Impairment

Featured Experts:

  • Dr. Galiatsatos

Updated on February 28, 2022

Like other respiratory illnesses, COVID-19 can cause lasting lung harm.

Panagis Galiatsatos, M.D., One thousand.H.South., is an expert on lung disease at Johns Hopkins Bayview Medical Center and sees patients with COVID-xix. He explains some of the brusque- and long-term lung problems brought on by the new coronavirus.

"As we keep to learn about COVID-xix, nosotros're understanding more regarding how it affects the lungs during acute illness and afterwards. And this is especially true with the virus' ongoing variants, too," Galiatsatos says.

What does COVID practise to lungs?

COVID-xix tin can cause lung complications such as pneumonia and, in the most astringent cases, acute respiratory distress syndrome, or ARDS. Sepsis, some other possible complication of COVID-xix, can besides cause lasting harm to the lungs and other organs. Newer coronavirus variants may besides cause more airway disease, such equally bronchitis, that may be severe plenty to warrant hospitalization.

"Every bit we have learned more about SARS-CoV-2 and resulting COVID-19, we accept discovered that in severe COVID-19, a pregnant pro-inflammatory condition can result in several critical diseases, complications and syndromes," Galiatsatos says.

COVID-19 Pneumonia

In pneumonia, the lungs get filled with fluid and inflamed, leading to breathing difficulties. For some people, breathing problems tin get astringent enough to require treatment at the infirmary with oxygen or even a ventilator.

The pneumonia that COVID-19 causes tends to take hold in both lungs. Air sacs in the lungs make full with fluid, limiting their ability to take in oxygen and causing shortness of breath, coughing and other symptoms.

While most people recover from pneumonia without whatsoever lasting lung damage, the pneumonia associated with COVID-19 can be severe. Even subsequently the disease has passed, lung injury may consequence in breathing difficulties that might take months to improve.

COVID Bronchitis

"In COVID-19-related bronchitis, this is an event of an excessive amount of sputum produced in the airways, resulting in coughing and chest congestion. The sputum also narrows the airways, making breathing more difficult," Galiatsatos explains.

"As for the bronchitis, patients may experience a coughing that stays with them for months after the initial infection," he notes. "This frequent coughing and ongoing breast congestion may have an impact on one'southward quality of life."

Acute Respiratory Distress Syndrome (ARDS)

If COVID-19 pneumonia progresses, more of the air sacs can become filled with fluid leaking from the tiny claret vessels in the lungs. Somewhen, shortness of breath sets in, and can lead to acute respiratory distress syndrome (ARDS), a form of lung failure. Patients with ARDS are often unable to breath on their own and may require ventilator support to assist broadcast oxygen in the body.

Whether it occurs at home or at the infirmary, ARDS tin exist fatal. People who survive ARDS and recover from COVID-nineteen may have lasting pulmonary scarring.

Sepsis

Another possible complexity of a severe case of COVID-19 is sepsis. Sepsis occurs when an infection reaches, and spreads through, the bloodstream, causing tissue harm everywhere it goes.

"Lungs, heart and other body systems work together like instruments in an orchestra," Galiatsatos says. "In sepsis, the cooperation betwixt the organs falls autonomously. Entire organ systems can get-go to shut down, one after another, including the lungs and heart."

Sepsis, even when survived, can leave a patient with lasting damage to the lungs and other organs.

Superinfection

Galiatsatos notes that when a person has COVID-19, the immune organisation is working hard to fight the invader. This can leave the body more vulnerable to infection with another bacterium or virus on tiptop of the COVID-19 — a superinfection. More than infection can event in additional lung impairment. And, Galiatsatos points out, strikingly, about i out of 4 patients who develop severe COVID-nineteen also take a superinfection, meaning these patients will take more fourth dimension to heal.

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Three Factors in Coronavirus Lung Damage

Galiatsatos notes three factors that bear upon the lung damage risk in COVID-xix infections and how likely the person is to recover and regain lung office:

Affliction severity. "The starting time is the severity of the coronavirus infection itself — whether the person has a balmy case, or a severe ane," Galiatsatos says. Milder cases are less likely to crusade lasting scars in the lung tissue.

Health weather. Galiatsatos says, "The 2nd is whether in that location are existing health problems, such every bit chronic obstructive pulmonary disease (COPD) or heart disease that tin can heighten the risk for severe disease." Older people are likewise more vulnerable for a severe case of COVID-19. Their lung tissues may be less elastic, and they may have weakened immunity considering of avant-garde historic period.

Handling. "Treatment is the third factor," he says. "A patient's recovery and long-term lung health is going to depend on what kind of care they get, and how quickly." Timely back up in the infirmary for severely sick patients can minimize lung damage.

Can coronavirus patients lessen the take chances of lung damage?

There are things patients tin can do to increase their chances for less severe lung damage, Galiatsatos says.

"If you have a health upshot that puts you lot at higher risk, brand certain you're doing everything you can to minimize the risk of contracting the virus. Also, make certain that your chronic health conditions are managed also as they can be. For example, people living with diabetes, COPD or heart disease should be especially careful to manage those conditions with monitoring and taking their medications as directed."

Galiatsatos adds that proper nutrition and hydration tin also help patients avoid complications of COVID-nineteen. "Staying well fed is important for overall health. Proper hydration maintains proper blood book and salubrious mucous membranes in the respiratory organization, which can help them better resist infection and tissue damage."

Finally, he stresses, being vaccinated and boosted appropriately at the fourth dimension of the infection helps ensure the best possible outcome.

 "While the vaccine's immunity makes our allowed systems ʻsmarter' by having a ʻplay volume' to fight off the virus strategically with minimal collateral damage, the vaccine's immunity may besides assist in the healing process as well. Abnormal healing is seen often in people who accept not previously been vaccinated. And then while they survived the infection, the scars left from the coronavirus may be permanent in these patients."

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Is COVID-xix lung damage reversible?

After a serious case of COVID-19, a patient's lungs can recover, but not overnight. "Recovery from lung damage takes time," Galiatsatos says. "There'southward the initial injury to the lungs, followed by scarring. Over time, the tissue heals, simply it tin can take three months to a year or more for a person's lung role to return to pre-COVID-xix levels.

"Lung healing in of itself can produce symptoms," Galiatsatos says. "Information technology is similar to a leg os breaking, needing a cast for months, and having the cast come off. No one would wait to begin to run right away with the newly-healed leg bone. As the leg strengthens and muscle re-grows, patients will experience discomfort from this healing. This is what our lungs go through, too!"

He notes that doctors and patients alike should be prepared for continuing handling and therapy.

"Again, staying up to appointment with COVID-19 vaccines, including boosters is key, non simply to surviving COVID-nineteen, but potentially to ensure the scars to the lungs are non permanent. Just while the lungs are healing, it is important that COVID-nineteen survivors touch base of operations with physicians, who can aid them recover efficiently.

"Once the pandemic is over, there will be a group of patients with new health needs: the survivors. Doctors, respiratory therapists and other health care providers volition need to help these patients recover their lung function as much as possible."

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