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SVT is recognized by the presence of pain, warmth, redness, and tenderness over a superficial vein. [1] The SVT may present as a "cord-like" structure upon palpation. [1] The affected vein may be hard along its entire length. [2] SVTs tend to involve the legs, though they can affect any superficial vein (e.g. those in the arms). [1]
A fourfold increased incidence from the third to the eight decade in men and a preponderance among women of approximately 55-70%. [24] The average mean age of affected patients is 60 years. [16] Thrombophlebitis can develop along the arm, back, or neck veins, the leg is by far the most common site.
Supraventricular tachycardia (SVT) is an umbrella term for fast heart rhythms arising from the upper part of the heart. [2] This is in contrast to the other group of fast heart rhythms – ventricular tachycardia , which start within the lower chambers of the heart . [ 2 ]
If you're worried about heart disease, here are one cardiologist's top 5 things to know, and why your age is a big factor. Here's the leading cause of death for men and women: what you need to ...
VT causes syncope and can result in sudden death. [20] Ventricular tachycardia, which describes a heart rate of over 100 beats per minute with at least three irregular heartbeats as a sequence of consecutive premature beats, can degenerate into ventricular fibrillation , which is rapidly fatal without cardiopulmonary resuscitation (CPR) and ...
Most causes relate to congenital or acquired cardiovascular disease with no symptoms noted before the fatal event. The prevalence of any single, associated condition is low, probably less than 0.3% of the population in the athletes' age group, [ citation needed ] and the sensitivity and specificity of common screening tests leave much to be ...
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Excessive blood loss can cause hypovolemic shock in which cellular oxygenation can no longer take place. This can cause tachycardia, hypotension, coma, or organ failure. Fluid replacement is often necessary to treat blood loss. [66] Other complications of injuries include cavitation, development of fistulas, and organ failure.