Diabetes Centre :
Foot care - Speciality Clinic |
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The Foot Care-team
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Chief
Consultant Diabetologist
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Clinical
coordinator Diabetes foot care clinic,
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Senior
Consultant Surgeons
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Vascular
Surgeons
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Orthopedic Surgeons
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Plastic
Surgeons
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Physiotherapists
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Junior
Residents in Diabetes
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Diabetes
foot care nurse
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Nutritionists, Clinical Dieticians and Diabetes Educator
How can diabetes hurt my
feet?
High blood
sugar from diabetes causes two problems that can hurt your feet:
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Nerve damage.
One problem is damage to nerves in your legs and feet. With damaged nerves,
you might not feel pain, heat, or cold in your legs and feet. You might let
a sore or cut on your foot get worse because you do not know it is there.
This lack of feeling is called diabetic neuropathy (ne-ROP-uh-thee).
It can lead to a large sore or infection.
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Poor blood flow.
The second problem happens when not enough healthy blood flows to your legs
and feet. Poor blood flow makes it hard for a sore or infection to heal.
This problem is called peripheral (puh-RIF-uh-rul)
vascular disease. Smoking when you have diabetes makes blood flow problems
much worse.
These two
problems can work together to cause a foot problem.
For example, you get a blister from shoes
that do not fit. You do not feel the pain from the blister because you have
nerve damage in your foot. Next, the blister gets infected. If blood sugar is
high, the extra sugar feeds the germs. Germs grow and the infection gets worse.
Poor blood flow to your legs and feet can slow down healing. Once in a while a
bad infection never heals. The infection might cause gangrene (GANG-green). If a
person has gangrene, the skin and tissue around the sore die. The area becomes
black and smelly.
To keep gangrene from spreading, a doctor may have to do surgery to cut off a
toe, foot, or part of a leg. Cutting off a body part is called an amputation
(amp-yoo-TAY-shun).
What are common diabetes foot
problems?
Anyone can have
corns, blisters, and athlete's foot. If you have diabetes
and your blood sugar stays high, these foot problems can
lead to infections.
Corns
and calluses are thick layers of skin caused by too
much rubbing or pressure on the same spot. Corns and
calluses can become infected.
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Blisters
can form if shoes always rub the same spot. Wearing
shoes that do not fit or wearing shoes without socks can
cause blisters. Blisters can become infected.
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Ingrown
toenails happen when an edge of the nail grows into
the skin. The skin can get red and infected. Ingrown
toenails can happen if you cut into the corners of your
toenails when you trim them. If toenail edges are sharp,
smooth them with an emery board. You can also get an
ingrown toenail if your shoes are too tight.
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A bunion
forms when your big toe slants toward the small toes and
the place between the bones near the base of your big
toe grows big. This spot can get red, sore, and
infected. Bunions can form on one or both feet. Pointy
shoes may cause bunions. Bunions often run in the
family. Surgery can remove bunions.
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Plantar
warts are caused by a virus. The warts usually form
on the bottoms of the feet and tend to go away without
treatment.
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Hammertoes form when a foot muscle gets weak. The
weakness may be from diabetic nerve damage. The weakened
muscle makes the tendons in the foot shorter and makes
the toes curl under the feet. You may get sores on the
bottoms of your feet and on the tops of your toes. The
feet can change their shape. Hammertoes can cause
problems with walking and finding shoes that fit well.
Hammertoes can run in the family. Wearing shoes that are
too short can also cause hammertoes.
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Dry and
cracked skin can happen because the nerves in your
legs and feet do not get the message to keep your skin
soft and moist. Dry skin can become cracked and allow
germs to enter. If your blood sugar is high, sugar feeds
the germs and makes the infection
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Athlete's
foot is a fungus that causes redness and cracking of
the skin. It is itchy. The cracks between the toes allow
germs to get under the skin. If blood sugar is high, the
sugar feeds the germs and makes the infection worse. The
infection can spread to the toenails and make them
thick, yellow, and hard to cut.
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All of these foot problems can be taken care of. Tell
your doctor about any foot problem as soon as you see
it.
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