Search results
Results from the WOW.Com Content Network
For many decades, the physical mechanism that causes the cracking sound as a result of bending, twisting, or compressing joints was uncertain. Suggested causes included: Cavitation within the joint—small cavities of partial vacuum form in the synovial fluid and then rapidly collapse, producing a sharp sound. [7] [8] Rapid stretching of ...
The examiner will see just a shadow, instead of the image expected. Air will impede sound waves, which is why a gel is used. The gel prevents air bubbles from forming between the probe and the patient's skin, and so helps the conduction of the sound waves from the transducer into the body. The watery medium also helps conduct the sound waves.
Swelling from fluid (edema) can result in "pitting" after pressure is applied. If this occurs only on one side, it raises the likelihood of DVT. Symptoms classically affect a leg and typically develop over hours or days, [20] though they can develop suddenly or over a matter of weeks. [21]
Purple glove syndrome (PGS) is a poorly understood skin disease in which the extremities become swollen, discoloured and painful. [1] PGS is potentially serious and may require amputation . PGS is most common among elderly patients and those receiving multiple large intravenous doses of the epilepsy drug phenytoin . [ 2 ]
Lower left abdominal pain can have many causes, ranging from minor to serious, says Andrew Boxer, M.D., gastroenterologist of Gastroenterology Associates of New Jersey. Common causes include ...
Sensitivity to light or sound. Difficulty reading or speaking. Hyperactivity. While some of these behaviors, particularly cravings, were once thought of exclusively as migraine triggers, "there's ...
Scraping uses a small hand device with a rounded edge to gently scrape the scalp or the skin. Another ancient device that creates mild bruising is a strigil , used by Greeks and Romans in the bath. Archaeologically there is no precedent for scraping tools before Greek archaeological evidence, not Chinese or Egyptian.
For Annette Guest, 73 and from Worcester, everyday occurrences like someone jiggling their leg could be enough to prompt a reaction. She said her symptoms began at the age of 13, and followed her ...