From the Research
The Masa lean test is a useful at-home assessment for Postural Orthostatic Tachycardia Syndrome (POTS), but it is not a definitive diagnostic tool and should be followed by a consultation with a healthcare provider for proper evaluation, as formal diagnosis requires a tilt table test or active stand test administered by medical professionals. To perform this test, stand with your back against a wall, feet about 6 inches from the wall, and lean forward from the ankles while keeping your back straight against the wall for 10 minutes. Monitor your heart rate and symptoms during this time. A positive test typically shows an increase in heart rate of at least 30 beats per minute (or exceeding 120 BPM) along with POTS symptoms like dizziness, lightheadedness, or nausea 1. This test works by creating orthostatic stress similar to standing upright but with reduced muscle engagement in the legs, which helps reveal autonomic nervous system dysfunction characteristic of POTS.
The pathophysiology of POTS is complex and multifaceted, involving various mechanisms such as partial autonomic neuropathy, hypovolemia, and hyperadrenergic state 2. The diagnosis and management of POTS remain challenging, and treatment is often individualized based on the underlying pathophysiologic mechanism 3. Lifestyle measures, such as exercise and volume expansion, are often used as first-line therapy, followed by medications like beta-blockers, midodrine, and fludrocortisone 3, 4.
It is essential to note that the Masa lean test is not a substitute for a formal diagnosis, and patients with a positive result should consult a healthcare provider for further evaluation and management. The healthcare provider will perform a thorough evaluation, including a medical history, physical examination, and diagnostic tests, to establish a definitive diagnosis and develop an individualized treatment plan 5.
In terms of treatment, the goal is to alleviate symptoms, improve quality of life, and reduce morbidity and mortality. The treatment approach should be tailored to the individual patient's needs, taking into account the underlying pathophysiologic mechanism and any co-morbid conditions 2, 3. By prioritizing the patient's quality of life and using a comprehensive treatment approach, healthcare providers can help patients with POTS manage their symptoms and improve their overall well-being.