Definition Increase heart rate of > 30 bpm within 10 min of standing The standing heart rate is often > 120 bpm Without hypotension Low resting heart rate Aged 12–19 years- increment of > 40 bpm (Freeman et al 2011)
POTS Incidence in the UK unknown Increased frequency in females Often misdiagnosis Many given anxiety diagnosis 25-50% of people with CFS may have POTS Hoad et al 2008
Case Study 1 Female health professional in 30s Symptoms – Fatigue – exercise intolerance – relieved by sitting down PMH – tachycardia ECG – Normal sinus rhythm 24 hour tape – Sinus Rhythm with heart rates up to 150 bpm
Case Study 1 Cont. 1 st Diagnosis - Anxiety and depression 2 nd diagnosis – Inappropriate sinus tachycardia (IST) Further investigations – tilt test - drop in BP on tilt after 40 minutes – autonomic function test Supine HR 90 bpm Standing HR 126 3 rd diagnosis – POTS, IST, Vasovagal syncope (VVS) Meds – Diltiazem, Sertraline
Working together with individuals, families and medical professionals to offer information and support on syncope, reflex anoxic seizures and POTS www.stars.org.uk www.stars-international.org firstname.lastname@example.org Helpline: 01789 450 564
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