In March 2020, Laura Fitton, a 50-year-old entrepreneur in Massachusetts, had a high fever, sore throat, gastrointestinal issues, and loss of taste. But at the time, few of those symptoms were linked to COVID-19, so Fitton wasn’t eligible for a test. It took seven more months of persistent symptoms—including brain fog, swollen joints, fast heart rate, chills, and fatigue—for a doctor to order an antibody test. Although the test came back negative—perhaps because of how much time had passed since she had gotten sick—Fitton was relieved that a doctor was finally exploring the possibility of Long COVID, a little-understood condition in which people suffer symptoms long after their acute infection passes.
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Two years after her initial illness, getting care is still a battle. She must wait until July for a simple screening call with a Long COVID clinic in Boston, and until this October for a neurologist to walk through the results of tests he ran on her in November 2021. In the meantime, she’s mostly on her own to manage her symptoms, which are still present but have improved significantly since she got vaccinated last year. “I can’t imagine what this is like for somebody who’s in the condition I was in,” she says, “and is just getting stonewalled everywhere.”So many people are suffering from Long COVID that treatment centers can’t keep up. In many ways, that’s understandable: the diagnosis did not exist before 2020. New York City’s Mount Sinai Health System was one of the first places in the country to launch a post-COVID-19 recovery center, in May 2020. By early 2021, many top U.S. hospitals, including the Mayo Clinic, the Cleveland Clinic, and Massachusetts General Hospital, had taken notice and opened their own practices. There is now at least one Long COVID treatment clinic in almost every U.S. state, according to a directory kept by Survivor Corps, a COVID-19 and Long COVID patient-support group.Read More: Omicron Could Be the Beginning of the End of the COVID-19 Pandemic
It’s not clear how many Long COVID patients there are in the U.S. In 2020, researchers estimated that between 10% and 30% of people with COVID-19 would develop long-term symptoms. That percentage is probably lower among people who have been infected after being vaccinated, given that studies have shown that being vaccinated significantly reduces the odds of developing Long COVID.The U.K. has a better understanding of the scope of the problem. According to data published in January by the U.K. government, about 1.3 million people there said they were living with Long COVID as of December 2021. Estimates vary for the U.S., but authors of a paper published in August 2021 in the New England Journal of Medicine estimated that at least 15 million people in the U.S. would have Long COVID by the pandemic’s end. However, that was published before the emergence of the highly contagious Omicron variant, which has already produced a record-shattering number of cases—some of which are likely to develop into Long COVID.Read more: What Actually Worries U.S. Doctors About Omicron
Long waits are also partly due to the criteria many clinics require new patients to meet. Many care centers treat only people who had a laboratory-confirmed COVID-19 diagnosis. But many people with lingering symptoms—particularly those who got sick in the spring of 2020, before tests were widely available—never got a positive COVID-19 result.Dr. Brad Nieset, a family-medicine physician, runs one of Montana’s only Long COVID treatment clinics, Benefis Health System’s Post-COVID-19 Recovery Program. He does not require a positive test result from his patients. “No matter what, they called me because there’s a problem,” he says. The clinic has treated about 600 people so far and currently has a waitlist about a month long.To help triage the requests, Nieset begins with a telehealth consultation. Then, when patients come into the clinic—sometimes driving from hundreds of miles away—his team performs a comprehensive physical and mental assessment to decide who can be treated by a primary-care provider, and who needs care from specialists.Long COVID clinics must rely heavily on primary care to meet surging demand, says Dr. Gavin Yamey, associate director for policy at the Duke University Global Health Institute. There aren’t enough specialists, and many people can’t afford their services anyway. “It begins in primary care,” Yamey says. “There needs to be awareness and recognition of the condition, and health care providers need to understand what the care pathway looks like.”The problem is, nobody fully understands how to cure Long COVID. In that regard, it’s similar to other mysterious and complex chronic illnesses like myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS), chronic Lyme disease, and fibromyalgia. “To be frank,” Geng says, “we don’t have a curative therapy.”Still, people have recovered from Long COVID. Some, like Fitton, improve after vaccination, although experts aren’t sure why it happens; others have damage to a specific organ or an underlying illness that is fairly straightforward to treat; and others simply get better with time.Read More: Can Breakthrough Infections Lead to Long COVID? For an Unlucky Few, Yes
Amber and Mike Rausch, both of whom are 53 and in treatment for Long COVID at the Benefis clinic in Montana, are two such success stories. Both husband and wife caught COVID-19 in late 2020 and experienced symptoms well into 2021: complete exhaustion for Mike and brain fog and excruciating headaches for Amber.Read More:A Year Into the Pandemic, Long COVID Is Still Burdening Patients—and Their Caregivers
The U.S. National Institutes of Health has earmarked more than $1 billion for Long COVID research, but it could be years before those studies produce actionable results. “Consolidating the way we study these patients would be useful,” Ostrosky-Zeichner says. “We need a systematic way to approach this, with a national registry.”There are some efforts to share treatment guidelines among physicians. The U.S. Centers for Disease Control and Prevention has interim guidance for treating patients with Long COVID, and several medical groups, like the American Academy of Physical Medicine and Rehabilitation, have released Long COVID treatment guidelines.