DefinitionErythema nodosum is the name given to tender lumps on the legs and sometimes the arms. They are caused by inflammation of the fat or connective tissue beneath the skin.
|Copyright © Nucleus Medical Media, Inc.|
CausesErythema nodosum is thought to be a type of autoimmune reaction. It may be caused by:
- Infections from a:
- Bacteria, especially strep throat
- Inflammatory conditions:
- Sulfa drugs and some other antibiotics
- Birth control pills
- Leukotriene modifiers
- Proton pump inhibitors
- Certain types of cancer:
Risk FactorsThis condition is rare. It is more common in females and young adults aged 20-30 years old. Having any of the causes listed above will only slightly increase your risk of the disorder.
- Very tender, deep lumps, like bruises, that change color in the same way, from pink to blue to brown:
- Usually located on your shins
- May also appear on the forearms, trunk, neck, and head
- Associated joint pain and fever and redness around the eyes
More from Beliefnet
Improving parent-adolescent sexual communication has been noted as one factor that could help to encourage adolescents to practice safer sex behavior. This study found that sexual communication with parents plays a small protective role in safer sex behavior among adolescents.
Celiac Disease May Increase the Risk of Bone Fractures
Music May Improve Sleep Quality in Adults with Insomnia
CPAP May Help Older Adults with Obstructive Sleep Apnea