![]() Medical professionals are advised by the WHO to use a thinner needle, the maximum gauge recommended is 22, especially for elderly patients. There are certain measures that medical professionals as well as patients can take to prevent or lessen bruising after a blood draw. Increasing swelling around the puncture mark.Increasing redness around the puncture mark.Tingling or numbness in hand or arm lasting longer than a few hours.The WHO (World Health Organization) issues the recommendation to seek medical attention when any or several of the following symptoms occur: ![]() A large bruise can take up to three weeks to fully heal. In most people, bruising following blood drawing will quickly disappear within a few days. People with haematological diseases such as haemophilia or Von Willerbrand’s disease are also predisposed to subcutaneous bleeding. The same goes for people who are on certain medication, such as anticoagulants or non-steroidal anti-inflammatory drugs such as ibuprofen. For instance: people with a history of heavy alcohol consumption (and possibly liver damage) will bruise quicker and more severely than others. Lifestyle choicesĬertain people bruise more easily than others, and this is often caused by a medical condition or treatment, or by lifestyle choices. Sometimes, bleeding from the damaged blood vessel may accumulate subcutaneously, resulting in a bruise. But sometimes a bruise can turn into an alarm signal.ĭrawing blood involves the insertion of a hollow needle through the skin into a blood vessel, thereby perforating –and damaging- both the skin and the vessel wall. Usually, a bruise will disappear after a few days. Bruising after a blood draw is not an uncommon phenomenon.
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