Long-term complications of diabetes
Diabetic complications - long term
Diabetes makes your blood sugar higher than normal. After many years, too much sugar in the blood can cause problems in your body. It can harm your eyes, kidneys, nerves, skin, heart, and blood vessels.
-
You could have
eye problems
. You could have trouble seeing, especially at night. Light could bother your eyes. You could become blind.
Eye problems
Diabetes can harm the eyes. It can damage the small blood vessels in the retina, the back part of your eye. This condition is called diabetic retin...
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Your feet and skin can develop
sores
and infections. If it goes on too long, your toes, foot, or leg may need to be amputated. Infection can also cause pain and itching in your feet, legs, and other areas.
Sores
If you have diabetes, you have an increased chance of developing foot sores, or ulcers, also called diabetic ulcers. Foot ulcers are a common reason ...
- Diabetes may make it harder to control your blood pressure and cholesterol. This can lead to heart attack, stroke, and other problems. It can become harder for blood to flow to the legs and feet.
- Nerves in the body can become damaged , causing pain, tingling, and loss of feeling. Nerve damage can also make it harder for men to have an erection.
- You could have problems digesting the food you eat. You could feel weakness or have trouble having a bowel movement.
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High blood sugar and other problems can lead to
kidney damage
. Your kidneys might not work as well and may even stop working. As a result, you might need
dialysis
or a
kidney transplant
.
Kidney damage
Kidney disease or kidney damage often occurs over time in people with diabetes. This type of kidney disease is called diabetic nephropathy.
Dialysis
Dialysis treats end-stage kidney failure. It removes harmful substances from the blood when the kidneys cannot. This article focuses on peritoneal d...
Kidney transplant
A kidney transplant is surgery to place a healthy kidney into a person with kidney failure.
- People with diabetes often have depression and the two diseases may be linked.
- Some women with diabetes may have irregular periods and may have problems getting pregnant.
-
Diabetes increases the risk for
dementia
.
Dementia
Dementia is a loss of brain function that occurs with certain diseases. It affects memory, thinking, language, judgment, and behavior.
Take Control of Your Diabetes
It is important to keep your blood sugar, blood pressure, and cholesterol in a healthy range. You should learn these basic steps for managing diabetes and staying as healthy as possible. Steps may include:
- A healthy diet
- Exercise
- Medicines
You may need to check your blood sugar daily or more often. Your health care provider will also help you by ordering blood tests and other tests. All these may help you keep complications of diabetes away.
You will need to check your blood sugar level at home.
-
You will use a special device called a glucose meter to
test your blood sugar
. Your provider will let you know if you need to check it every day and how many times each day.
Test your blood sugar
Diabetes - home glucose testing; Diabetes - home blood sugar testing
-
Your provider will also tell you what blood sugar numbers you are trying to achieve. This is called
managing your blood sugar
. These goals will be set for different times during the day.
Managing your blood sugar
Hyperglycemia - control; Hypoglycemia - control; Diabetes - blood sugar control; Blood glucose - managing
To prevent heart disease and stroke, you may be asked to take medicine and change your diet and activity:
- Your provider may ask you to take a medicine called an ACE inhibitor or a different medicine called an ARB, for high blood pressure or kidney problems.
- Your provider may ask you to take a medicine called a statin to keep your cholesterol down.
- Your provider may ask you to take aspirin to prevent heart attacks. Ask your provider if aspirin is right for you.
- Regular exercise is good for people with diabetes. Talk to your provider first about what exercises are best for you and how much exercise you should do every day.
- DO NOT smoke. Smoking makes diabetes complications worse. If you do smoke, work with your provider to find a way to quit.
To keep your feet healthy, you should:
-
Check and
care for your feet
every day.
Care for your feet
Diabetes - foot care - self-care; Diabetic foot ulcer - foot care; Diabetic neuropathy - foot care
- Get a foot exam by your provider at least every 6 to 12 months and learn whether you have nerve damage.
- Make sure you are wearing the right kinds of socks and shoes.
A nurse or dietitian will teach you about good food choices to lower your blood sugar and stay healthy. Make sure you know how to put together a balanced meal with protein and fiber.
See Your Doctor Often
If you have diabetes, you should see your providers every 3 months. At these visits your provider may:
- Ask about your blood sugar level (always bring your blood glucose meter to every visit)
- Check your blood pressure
- Check the feeling in your feet
- Check the skin and bones of your feet and legs
-
Examine the back part of your eyes
Examine the back part of your eyes
Diabetic retinopathy - eye exams; Diabetes - eye exams; Glaucoma - diabetic eye exam; Macular edema - diabetic eye exam
The provider may also send you to the lab for blood and urine tests to:
- Make sure your kidneys are working well (every year)
- Make sure your cholesterol and triglyceride levels are healthy (every year)
- Check your A1C level to see how well your blood sugar is controlled (every 3 to 6 months)
Visit the dentist every 6 months. You should see your eye doctor once a year. Your provider may ask you to see your eye doctor more often.
References
American Diabetes Association. Standards of medical care in diabetes-2016: summary of revisions. Diabetes Care . 2016;39 Suppl 1:S4-S5. PMID: 26696680 www.ncbi.nlm.nih.gov/pubmed/26696680 .
Brownlee M, Aiello LP, Cooper ME, Vinik AI, Plutzky J, Boulton AJM. Complications of diabetes mellitus. In: Melmed S, Polonsky KS, Larsen PR, Kronenberg HM, eds. Williams Textbook of Endocrinology . 13th ed. Philadelphia, PA: Elsevier Saunders; 2016:chap 33.
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Review Date: 8/7/2016
Reviewed By: Brent Wisse, MD, Associate Professor of Medicine, Division of Metabolism, Endocrinology & Nutrition, University of Washington School of Medicine, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.