What is diabetic peripheral neuropathy? Diabetic neuropathy is nerve damage caused by diabetes. When it affects the arms, hands, legs, and feet, it is known as diabetic peripheral neuropathy. Diabetic peripheral neuropathy differs from peripheral arterial disease (poor circulation), which affects the blood vessels rather than the nerves. Metroplex Foot and Ankle Center in North Richland Hills, TX, can be reached at 817-595-1310.
What is Diabetic Peripheral Neuropathy?
Sensory nerves, which enable people to feel pain, temperature, and other sensations
Motor nerves, which control the muscles and give them their strength and tone
Autonomic nerves allow the body to perform involuntary functions, such as sweating.
Diabetic peripheral neuropathy doesn’t emerge overnight. Instead, it usually develops slowly and worsens over time. Some patients have this condition long before they are diagnosed with diabetes. Having diabetes for several years may increase the likelihood of having diabetic neuropathy.
The loss of sensation and other problems associated with nerve damage make a patient prone to developing skin ulcers (open sores) that can become infected and may not heal. This severe complication of diabetes can lead to the loss of a foot, an leg, or even a life.
The nerve damage that characterizes diabetic peripheral neuropathy is more common in patients with poorly managed diabetes. However, even diabetic patients who have excellent blood sugar (glucose) control can develop diabetic neuropathy. There are several theories as to why this occurs, including the possibility that high blood glucose or constricted blood vessels produce damage to the nerves.
As diabetic peripheral neuropathy progresses, various nerves are affected. These damaged nerves can cause problems that encourage the development of ulcers. For example:
Motor Neuropathy(Deformity)
Ill-fitting shoes
SensoryNeuropathy (numbness)
Ulcers (sores)
Deformities (such as bunions or hammertoes) resulting from motor neuropathy may cause shoes to rub against toes, creating a sore. The numbness caused by sensory neuropathy can make the patient unaware that this is happening.
Because of numbness, patients may not realize that they have stepped on a small object and cut the skin.
Cracked skin caused by autonomic neuropathy, combined with sensory neuropathy’s numbness and problems associated with motor neuropathy, can lead to developing a sore.
Symptoms
Depending on the type(s) of nerves involved, one or more symptoms may be present in diabetic peripheral neuropathy.
FOR SENSORY NEUROPATHY:
NUMBNESS OR TINGLING IN THE FEET
PAIN OR DISCOMFORT IN THE FEET OR LEGS, INCLUDING PRICKLY, SHARP PAIN OR BURNING FEET
FOR MOTOR NEUROPATHY:
To diagnose diabetic peripheral neuropathy, the foot and ankle surgeon will obtain the patient’s history of symptoms and perform simple in-office tests on the feet and legs. This evaluation may include an assessment of the patient’s reflexes, ability to feel light touch, and ability to feel vibration. In some cases, additional neurologic tests may be ordered.
First and foremost, the treatment of diabetic peripheral neuropathy centers on the control of the patient’s blood sugar level. In addition, various options are used to treat the painful symptoms.
Medications are available to help relieve specific symptoms, such as tingling or burning. Sometimes a combination of different medications is used.
Sometimes, the patient may undergo physical therapy to help reduce balance problems or other symptoms.
The patient plays a vital role in minimizing the risk of developing diabetic peripheral neuropathy and in preventing its possible consequences. Some necessary preventive measures include:
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