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Long COVID Recovery: Grim Outlook for Multisystem Cases
3 Nov
Summary
- Fewer than 20% with multisystem long COVID see sustained improvement.
- Symptom recovery differs significantly based on affected body systems.
- Defining 'recovery' from long COVID remains a challenge for researchers.
New research indicates that long COVID patients with symptoms affecting multiple body systems face a significantly lower chance of full recovery. A U.S. study followed over 1,000 adults a year after infection, finding that only about half experienced sustained symptom improvement over three years.
Outcomes diverged starkly based on illness patterns. While many with smell or taste issues improved, less than 19% of those with multisystem involvement did. This suggests that chronic, widespread symptoms represent a distinct and enduring form of long COVID.
Experts note that the definition of recovery is complex. The symptom scoring used in the study, while part of the NIH's Recover initiative, may not fully capture the experience of multisystem long COVID, as recovery definitions can fluctuate and lack independent validation.
These findings, published in Annals of Internal Medicine, underscore the difficulties in assessing long COVID recovery, particularly for patients with complex, systemic conditions. The lack of approved treatments further complicates the outlook for these individuals.
