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9 Αυγ 2024 · The most common causes are aging or a medication side effect. Bruising also can occur due to bleeding disorders or other rare medical conditions. Frequent bruising may also be a sign of physical abuse. Genetic conditions that cause you to bruise easily are often diagnosed with blood tests.
Most bruises form when small blood vessels (capillaries) near the skin's surface are broken by the impact of a blow or injury — often on the arms or legs. When this happens, blood leaks out of the vessels and initially appears as a dark mark.
A decrease in blood clotting factors usually causes bleeding and bruising. Defects in blood vessels usually cause red or purple spots and patches on light skin and brown or dark patches on dark skin, rather than bleeding.
16 Ιαν 2024 · A bruise develops when blood vessels sustain damage and blood leaks into tissues under the skin. This causes the characteristic black or purple color of a bruise. On dark skin, bruising may...
2 Μαΐ 2023 · Bruising occurs when there is an injury to tissues underneath the skin. This can damage blood vessels and causes blood to pool below the surface of the skin, leaving behind black, blue, purple, brown, green, or yellow marks.
9 Φεβ 2017 · What exactly does the patient mean by a bruise? Do they have any bruises now or photographs of bruises previously? Have they noticed small red spots (petechiae) or purple patches (purpura) with the bruises? Is bruising spontaneous or inflicted by trauma? Is the severity out of proportion to the trauma?
8 Μαΐ 2024 · Easy bruising, also known as purpura, is a condition characterized by the appearance of bruises on the skin with minimal trauma or injury. While it is normal to experience bruising after a significant impact or injury, easy bruising occurs even with minor bumps or pressure.
