chemicals released by the injured tissue cells and leukocytes cause the VASODILATION of the arterioles in the injured area and cause the local hyperemia to form accounting for the redness and heat.
chemicals released by the injured tissue cells and leukocytes cause the VASODILATION of the arterioles in the injured area and cause the local hyperemia to form accounting for the redness and heat.
Rubor (Redness) - Vasodilation, local hyperemia that occurs when atrioles dilate. (remember that hyperemia is due to an increased metabolism often induced by a fever.) Tumor(Swelling) - Exudate, fluid containing clotting factors and antibodies seeps from the blood into the tissue spaces. Calor(Heat) - Vasodilation, local hyperemia that occurs when atrioles dilate. (remember that hyperemia is due to an increased metabolism often induced by a fever.) Dolor(Pain) - Edema presses on adjacent nerve endings contributing to the sensation of pain. Also the sensitizing effects of releasing Agranulocytes(prostaglandins and kinins.
Redness, swelling, heat, pain or discomfort and loss of function.
Rubor, dolor and calor are three signs of infection. That mean redness, pain and hot part, respectively.
Local responce is a small change in membrane potential caused by a subthreshold stimulus.
Local swelling between the index finger and middle finger may be present due to an injury or trauma, such as a sprain, fracture, or contusion. It can also be caused by an inflammatory condition like arthritis or an infection. If the swelling is persistent or accompanied by pain, redness, or warmth, it is advisable to consult a healthcare provider for further evaluation and treatment.
Redness, swelling, and local warmth around a wound site may indicate an infection or inflammation. These symptoms suggest that the body is responding to a potential pathogen, and the increased blood flow to the area is part of the immune response. If these symptoms persist or worsen, it is important to seek medical attention to prevent complications.
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Doppler shift
About 1 in 10 has: local swelling, redness or pain at the injection site. fever. irritability. loss of appetite. ... About 1 in 2 has a local reaction (polysaccharide vaccine). Serious adverse events are very rare
Cinco De Mayo
Redness spreading on the arm after a tetanus shot, especially 8 days later, could indicate a local reaction to the vaccine, which may include inflammation or irritation at the injection site. It could also suggest an allergic reaction or, in rare cases, an infection at the injection site. If the redness is accompanied by increasing pain, swelling, or fever, it's important to consult a healthcare professional for further evaluation.