Doctors will identify the burn according to the degree of the injury and the depth of the burn itself:
- Burns on the top layer of the skin, or the epidermis, is called a first-degree burn
- Burns on the second layer of the skin, or the dermis, is known as a second-degree burn
- Burns on the third layer of the skin, or subcutaneous tissue, is referred to as a third-degree burn
The symptoms of chemical burns can vary depending on how the burn has occurred. A burn that is caused by a chemical you swallowed will cause various symptoms than burns that happen on your skin.
The common symptoms accompanied by chemical burns include:
- Black colored skin, or dead skin which is usually caused by chemical burns from acid
- Redness or burning sensation in the affected area
- Feeling of numbness or pain in the affected area
- Either loss of vision or changes in vision if ever chemicals have come into contact with the eyes
However, the following symptoms listed below may occur if you’ve swallowed a chemical:
- Low blood pressure
- Cardiac arrestor heart attack
- Shortness of breathing
- Heart failure
- The weakening of the muscles
Other common types of leg ulcer include:
- Arterial leg ulcers
- Diabetic leg ulcers
- Malignant leg ulcers
- Traumatic leg ulcers
- Vasculitic leg ulcers
Ulcers in the foot are usually caused by diabetes.
Itching, pain, and swelling in the affected leg are characteristic symptoms of a venous leg ulcer.
Discoloration, hardening of the skin around the ulcer, and presence of a foul-smelling discharge may also be present when you have a venous leg ulcer.
If you have a venous leg ulcer, you may exhibit the following conditions:
- discoloration and darkening of the skin around the ulcer
- swollen ankles
- red, flaky, scaly and itchy skin on your legs
- swollen and enlarged veins on your legs
- hardened skin around the ulcer, which may make your leg feel hard
- a heavy feeling in your legs
- an unpleasant and foul-smelling discharge from the ulcer
- aching or swelling in your legs
Signs of an infection
Opportunistic pathogens could cause secondary bacterial infections due to the ulcer.
Symptoms of an infected leg ulcer may include:
- a green or unpleasant discharge coming from the ulcer
- redness and swelling of the skin around the ulcer
- worsening pain
- an unpleasant smell coming from the ulcer