All diagnostics (15)
Autonomic24-hour ambulatory blood pressure monitoringA clinic reading is one snapshot; long COVID blood-pressure trouble lives in the pattern across a day and night.AutonomicCOMPASS-31 autonomic symptom scoreDizziness on standing, a racing heart, gut and bladder changes, trouble with sweating and temperature: these scatter across so many body systems that they are easy to dismiss one…EndocrineDiurnal / salivary cortisolCortisol, the body's main stress hormone, can be measured through the day in saliva or blood.Viral reactivationEBV reactivation serologyMost adults carry Epstein-Barr virus quietly for life after a teenage bout of mono, kept dormant by a healthy immune system.CardiopulmonaryEchocardiography with strain (GLS)A standard echocardiogram can read normal even while the heart muscle is quietly working harder than it should to produce that normal-looking number.VascularEndothelial biomarkers and flow-mediated dilationIf the vessel lining is injured in long COVID, can we measure it?GutFecal SARS-CoV-2 RNAMonths after the virus clears from your nose, fragments of it can still turn up in stool.AutonomicHead-up tilt-table testThe standard way to catch what standing does to a struggling circulation, under controlled conditions.CardiopulmonaryHyperpolarized 129Xe MRI / DLCOYou are still breathless months later, and every test says your lungs are fine.CardiopulmonaryInvasive CPET (iCPET)You push to climb a flight of stairs and hit a wall, yet a standard exercise test calls your heart and lungs normal.Mast cellMast cell mediator panel (serum tryptase, 24h urine metabolites)Flushing, hives, gut upset, and reactions to foods that never used to be a problem: when these cluster after COVID, mast cells usually get the blame, and this panel is offered to…AutonomicNASA lean / active stand testThe most practical test for orthostatic symptoms: lie down, stand up, and measure what happens to heart rate and blood pressure over several minutes.MoodPHQ-9 / GAD-7 screeningTwo short questionnaires, the PHQ-9 for depression and the GAD-7 for anxiety, are the simplest way to make mood symptoms visible and trackable in long COVID.GutStool microbiome sequencing (16S / shotgun)If gut symptoms, or the whole-body weight of long COVID, have you wondering what your own microbes are doing, this is the test that reads them directly.EnergyTwo-day cardiopulmonary exercise testThe closest thing to an objective measure of the long COVID crash: exercise testing on two consecutive days, looking for a day-two drop that healthy bodies do not show.