Gangrene is the progressive death of body tissue resulting from a lack of blood supply and infection. When the blood supply is cut off, the tissue does not get enough oxygen and begins to die.
Gangrene can be internal or external. The two most common types of gangrene are:
A rare wet type called gas gangrene, develops from specific bacteria deep inside the body. Gas gangrene can be a result of surgery or trauma.
Gangrene is more common in older adults.
Other factors that may increase your chance of gangrene include:
External gangrene may cause:
Internal gangrene may cause:
If the gangrene is widespread, sepsis can occur.
Gangrene of the Foot
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You will be asked about your symptoms and medical history. A physical exam will be done.
Your bodily fluids may be tested. This can be done with:
Images may be taken of your bodily structures. This can be done with:
Treatment of gangrene includes:
To help reduce your chances of gangrene:
American Diabetes Association
Family Doctor—American Academy of Family Physicians
A quick summary of the 6 types of necrosis. Pathology Student website. Available at: http://www.pathologystudent.com/?p=5770. Accessed August 18, 2017.
Clostridial myonecrosis. EBSCO DynaMed Plus website. Available at: http://www.dynamed.com/topics/dmp~AN~T113907/Clostridial-myonecrosis. Updated October 1, 2014. Accessed August 18, 2017.
Gangrene. Johns Hopkins Medicine website. Available at: http://www.hopkinsmedicine.org/healthlibrary/conditions/infectious_diseases/gangrene_134,151. Accessed August 18, 2017.
Gangrene. NHS Choices website. Available at: http://www.nhs.uk/Conditions/Gangrene/Pages/Introduction.aspx. Updated October 13, 2015. Accessed August 18, 2017.
Sepsis in adults. EBSCO DynaMed Plus website. Available at: http://www.dynamed.com/topics/dmp~AN~T115805/Sepsis-in-adults. Updated July 28, 2017. Accessed August 18, 2017.
Last reviewed August 2017 by EBSCO Medical Review Board Michael Woods, MD, FAAP
Please be aware that this information is provided to supplement the care provided by your physician. It is neither intended nor implied to be a substitute for professional medical advice. CALL YOUR HEALTHCARE PROVIDER IMMEDIATELY IF YOU THINK YOU MAY HAVE A MEDICAL EMERGENCY. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with any questions you may have regarding a medical condition.
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