For biomarker detection, saliva offers itself as an excellent non-invasive biofluid due to its plentiful availability and the mirroring of its analyte levels with those in the blood. Although this is true, the use of saliva in microfluidic devices for point-of-care diagnostics is a relatively ...
Not all heart murmurs are abnormal or dangerous and may be innocent, but if one is present it may potentially signal a structural abnormality of the heart. What causes heart murmurs in infants, children, and adults? Functional heart murmur Many heart murmurs are harmless and referred to as ...
Conversely, the clonidine suppression test [43] is a non-dangerous test, which may be useful to better define diagnosis in patients with borderline increases in catecholamines or metanephrines. The test is based on the principle that chronic activation of the sympathetic system, which involves an...