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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.
A 12-lead ECG showing paroxysmal supraventricular tachycardia at about 180 beats per minute. Subtypes of SVT can often be distinguished by their electrocardiogram (ECG) characteristics. Most have a narrow QRS complex, although, occasionally, electrical conduction abnormalities may produce a wide QRS complex that may mimic ventricular ...
Lightheadedness is a common and typically unpleasant sensation of dizziness [1] or a feeling that one may faint. The sensation of lightheadedness can be short-lived, prolonged, or, rarely, recurring. In addition to dizziness, the individual may feel as though their head is weightless.
Chronic venous insufficiency (CVI) is a medical condition characterized by blood pooling in the veins, leading to increased pressure and strain on the vein walls. [1] The most common cause of CVI is superficial venous reflux, which often results in the formation of varicose veins, a treatable condition. [2]
A migraine headache can throw your whole day off track. But if you can learn to pick up on your subtle migraine warning signs, you might able to avoid the pain entirely , experts say.
This can actually trigger a heart attack in people with cardiac structural abnormalities i.e. coronary bridge, missing coronary, and atherosclerosis. If the heart rate drops too low for too long, catecholamines are released to counteract any lowering of blood pressure.
A basilar skull fracture as a cause can give the sign of CSF leakage from the ear, nose or mouth. [4] A lumbar puncture can give the symptom of a post-dural-puncture headache . A cerebrospinal fluid leak can be either cranial or spinal, and these are two different disorders. [ 5 ]
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