What is post-treatment Lyme disease syndrome?
Post-treatment Lyme disease syndrome, or PTLDS, describes prolonged symptoms such as fatigue, pain or difficulty thinking after recommended Lyme disease treatment. Its cause is not yet known.
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Short answer
At a glance
Key takeaways
A name for a recognised pattern
Some people report symptoms that continue after treatment. CDC recommends the term PTLDS because it describes the timing without assuming that live bacteria remain.
Care should remain individual
Fatigue, pain and cognitive difficulty have many possible causes. A clinician can review the original diagnosis, treatment, new symptoms and other health conditions before agreeing a care plan.
Sources and further reading
UK Lyme disease guidance and data
For current UK clinical advice, public-health guidance and surveillance data, consult these primary national sources.