WebMD Symptom Checker. Black colored skin, Blue colored skin and Swelling. WebMD Symptom Checker helps you find the most common medical conditions indicated by the symptoms black colored skin, blue colored skin and swelling including Raynaud phenomenon, Finger injury, and Cold exposure.
http://symptomchecker.webmd.com/multiple-symptoms?symptoms=black-colored-skin|blue-colored-skin|swelling&symptomids=374|38|5&locations=50|50|50
Black eye facts. 1  A black eye often results from injury to the face or the head, and is caused when blood and other fluids collect in the space around the eye. 2  Most black eyes are relatively minor injuries. 3  The most common cause of a black eye is a blow to the eye, nose, or forehead.
http://www.medicinenet.com/black_eye/article.htm
There are 23 conditions associated with black colored skin, blue colored skin and swelling. The links below will provide you with more detailed information on these medical conditions from the WebMD Symptom Checker and help provide a better understanding of causes and treatment of these related conditions.
http://symptomchecker.webmd.com/multiple-symptoms?symptoms=black-colored-skin|blue-colored-skin|swelling&symptomids=374|38|5&locations=50|50|50
What Cause Black and Blue Bruise in Arm after Hemodialysis and How to Deal with It. Black and blue bruises in arm after dialysis is often occurred among the people who just start it. They are always confused and want to know the reasons. Then what causes black and blue bruises in arm after Hemodialysis and how to deal with it ? What cause black and blue bruise in arm after hemodialysis ? In fact, this is called “blowing” your fistula. It happens when the needle (which is very sharp) pushes right through the fistula wall so that the blood from the machine pumps directly into the flesh and muscle around your fistula.
http://www.kidney-support.org/dialysis/3921.html
Swelling and dark discoloration result in a black eye.. Most black eyes are relatively minor injuries. Many heal on their own in a few days, but they may signify a more serious injury. The most common cause of a black eye is a blow to the eye, nose, or forehead. Pain and swelling are the most common signs and symptoms of a black eye.
http://www.medicinenet.com/black_eye/article.htm
Unlike with yellow toenails, black-and-blue toenails are not actually caused by a change in the color of the nail enamel itself. Black-and-blue toenails are caused by an injury to the skin beneath the toenail.
http://www.healthyfeetstore.com/nailproblems.html
In some cases, however, a black eye is a warning sign of more serious injury to the eye or to the skull. Any damage to the eyeball that causes it to become red and swollen must be promptly evaluated by a doctor or an eye specialist.
http://www.webmd.com/eye-health/understanding-black-eye-basics
Although some blurry vision or difficulty opening the eye may occur because of the swelling, more serious visual problems are less common. Headache may also be present, because the usual cause of a black eye is some sort of head injury. Signs of a more serious injury are: Double vision. Loss of sight. Loss of consciousness. Inability to move the eye. Blood or clear fluid from the nose or the ears. Blood on the surface of the eye itself.
http://www.emedicinehealth.com/black_eye/page2_em.htm
Black-and-Blue Toenail Symptoms. The big toe is most often affected. Bruised, broken blood vessels cause the black, blue, and deep purple colors under the nail. Particularly with a blood blister, the fluid buildup can irritate the toe itself causing it to redden, swell, and throb. If the black toenail is the result of a blood blister the painful symptoms should decrease within 24 hours.
http://www.healthyfeetstore.com/nailproblems.html
What Causes a Black Eye? Most black eyes are the result of blunt trauma that causes bleeding beneath the thin eyelid skin, producing the characteristic black and blue discoloration. A fracture deep inside the skull can also blacken both eyes, even though the eye area itself was not injured.
http://www.webmd.com/eye-health/understanding-black-eye-basics
causes of black & blue
Black-and-blue toenails are caused by an injury to the skin beneath the toenail.