Search results
Results From The WOW.Com Content Network
[3] According to Prehn's sign, the physical lifting of the testicles relieves the pain of epididymitis but not pain caused by testicular torsion. [4] Negative Prehn's sign indicates no pain relief with lifting the affected testicle, which points towards testicular torsion which is a surgical emergency and must be relieved within 6 hours.
The subsequent rate of absorption of carbohydrates in conjunction with the resultant rates of secretion of insulin and glucagon secretion affects the time-weighed PPG profile. [1] In non-diabetic individuals, levels peak at about an hour after the start of a meal, rarely exceed 140 mg/dl, and return to preprandial levels within 2–3 hours. [1]
A photoplethysmogram (PPG) is an optically obtained plethysmogram that can be used to detect blood volume changes in the microvascular bed of tissue. [ 1 ] [ 2 ] A PPG is often obtained by using a pulse oximeter which illuminates the skin and measures changes in light absorption. [ 3 ]
The positive predictive value (PPV), or precision, is defined as = + = where a "true positive" is the event that the test makes a positive prediction, and the subject has a positive result under the gold standard, and a "false positive" is the event that the test makes a positive prediction, and the subject has a negative result under the gold standard.
2/3 of the way lateral on a line from umbilicus to anterior superior iliac spine (corresponds to junction of vermiform appendix and cecum) McConnell's sign: M.V. McConnell: cardiology: pulmonary embolism: echocardiography finding of akinesia of the mid-free wall of the right ventricle but normal motion of the apex McMurray test: Thomas Porter ...
The sign test is a statistical test for consistent differences between pairs of observations, such as the weight of subjects before and after treatment. Given pairs of observations (such as weight pre- and post-treatment) for each subject, the sign test determines if one member of the pair (such as pre-treatment) tends to be greater than (or less than) the other member of the pair (such as ...
The term polypropylene glycol or PPG is reserved for polymer of low- to medium-range molar mass when the nature of the end-group, which is usually a hydroxyl group, still matters. The term "oxide" is used for high-molar-mass polymer when end-groups no longer affect polymer properties.
Phren, however, is not exclusively applied to humans. In Empedocles' system, Phren is a general psychological agent to which moral blame and praise can be extended, [ 4 ] that darts through the universe as effluences, steers and controls the cosmos in the process and is the measure of what is harmonious and what is fit to exist. [ 5 ]