BACK TOTOP Browse A-ZSearchBrowse A-ZABCDEFGHIJKLMNOPQRSTUVWXYZ0-9 E-mail FormEmail ResultsName:Email address:Recipients Name:Recipients address:Message: Print-FriendlyBookmarksbookmarks-menuCranial mononeuropathy III - diabetic typeDiabetic third nerve palsy; Pupil-sparing third cranial nerve palsy; Ocular diabetic neuropathyThis diabetic type of cranial mononeuropathy III is a complication of diabetes. It causes double vision and eyelid drooping.DiabetesDiabetes is a long-term (chronic) disease in which the body cannot regulate the amount of sugar in the blood.ImageRead Article Now Book Mark Article Eyelid droopingPtosis (eyelid drooping) in infants and children is when the upper eyelid is lower than it should be. This may occur in one or both eyes. Eyelid dr...ImageRead Article Now Book Mark Article Causes Mononeuropathy means that only one nerve is damaged. This disorder affects the third cranial nerve in the skull. This is one of the cranial nerves that control eye movement and the pupil of the eye.MononeuropathyMononeuropathy is damage to a single nerve, which results in loss of movement, sensation, or other function of that nerve.ImageRead Article Now Book Mark Article This type of damage may occur along with diabetic peripheral neuropathy. Cranial mononeuropathy III is the most common cranial nerve disorder in people with diabetes. It is due to damage to the small blood vessels that feed the nerve.Diabetic peripheral neuropathyNerve damage that occurs in people with diabetes is called diabetic neuropathy. This condition is a complication of diabetes.ImageRead Article Now Book Mark Article Cranial mononeuropathy III can also occur in people who don't have diabetes.Cranial mononeuropathy IIICranial mononeuropathy III is a nerve disorder. It affects the function of the third cranial nerve. As a result, the person may have double vision ...ImageRead Article Now Book Mark Article Symptoms Symptoms may include:Double vision Double visionThere are many types of eye problems and vision disturbances, such as: Halos Blurred vision (the loss of sharpness of vision and the inability to see...ImageRead Article Now Book Mark Article Drooping of one eyelid (ptosis) Pain around the eye and forehead Change in size of the pupilNeuropathy often develops within 7 days of onset of pain. Exams and Tests An examination of the eyes will determine whether only the third nerve is affected or if other nerves have also been damaged. Signs may include: Eyes that are not aligned Pupil reaction that is often normal Your health care provider will do a complete examination to determine the possible effect on other parts of the nervous system. Depending on the suspected cause, you may need:Blood tests Tests to look at blood vessels in the brain (cerebral angiogram, CT angiogram, MR angiogram) Cerebral angiogramCerebral angiography is a procedure that uses a special dye (contrast material) and x-rays to see how blood flows through the brain.ImageRead Article Now Book Mark Article MR angiogramMagnetic resonance angiography (MRA) is an MRI exam of the blood vessels. Unlike traditional angiography that involves placing a tube (catheter) int...ImageRead Article Now Book Mark Article MRI or CT scan of the brain MRIA head MRI (magnetic resonance imaging) is an imaging test that uses powerful magnets and radio waves to create pictures of the brain and surrounding...ImageRead Article Now Book Mark Article CT scan of the brainA head computed tomography (CT) scan uses many x-rays to create pictures of the head, including the skull, brain, eye sockets, and sinuses.ImageRead Article Now Book Mark Article Spinal tap (lumbar puncture) Lumbar punctureCerebrospinal fluid (CSF) collection is a test to look at the fluid that surrounds the brain and spinal cord. CSF acts as a cushion, protecting the b...ImageRead Article Now Book Mark Article You may need to be referred to a doctor who specializes in vision problems related to the nerves in the eye (neuro-ophthalmologist). Treatment There is no specific treatment to correct the nerve injury.Treatments to help symptoms may include: Close control of blood sugar level Control of blood sugar levelWhen you have diabetes, you should have good control of your blood sugar (glucose). If your blood sugar is not controlled, serious health problems c...ImageRead Article Now Book Mark Article Eye patch or glasses with prisms to reduce double vision Pain medicines Antiplatelet therapy Antiplatelet therapyPlatelets are small cells in your blood that your body uses to form clots and stop bleeding. If you have too many platelets or your platelets stick ...ImageRead Article Now Book Mark Article Surgery to correct eyelid drooping or eyes that are not aligned Some people may recover without treatment. Outlook (Prognosis) Prognosis is good. Many people get better over 3 to 6 months. However, some people have permanent eye muscle weakness. Possible Complications Complications may include:Permanent eyelid drooping Permanent vision changes When to Contact a Medical Professional Call your provider if you have double vision and it does not go away in a few minutes, especially if you also have eyelid drooping. Prevention Controlling your blood sugar level may reduce the risk of developing this disorder.Open ReferencesReferencesBrownlee M, Aiello LP, Sun JK, et al. Complications of diabetes mellitus. In: Melmed S, Auchus RJ, Goldfine AB, Koenig RJ, Rosen CJ, eds. Williams Textbook of Endocrinology. 14th ed. Philadelphia, PA: Elsevier; 2020:chap 37.Norse AB. Diplopia. In: Walls RM, ed. Rosen's Emergency Medicine: Concepts and Clinical Practice. 10th ed. Philadelphia, PA: Elsevier; 2023:chap 17.Wallenstein J. Brain and cranial nerve disorders. In: Walls RM, ed. Rosen's Emergency Medicine: Concepts and Clinical Practice. 10th ed. Philadelphia, PA: Elsevier; 2023:chap 91.AllVideoImagesTogCentral nervous system and peripheral nervous system - illustration The central nervous system comprises the brain and spinal cord. The peripheral nervous system includes nerves outside the brain and spinal cord.Central nervous system and peripheral nervous systemillustrationCentral nervous system and peripheral nervous system - illustration The central nervous system comprises the brain and spinal cord. The peripheral nervous system includes nerves outside the brain and spinal cord.Central nervous system and peripheral nervous systemillustrationRelated Information Diabetes(Condition)Ptosis - infants and children(Symptoms)Mononeuropathy(Condition)Diabetes and nerve damage(Condition)Diabetes - type 1 - InDepth(In-Depth) Review Date: 4/25/2022 Reviewed By: Joseph V. Campellone, MD, Department of Neurology, Cooper University Hospital, Camden, NJ. Review provided by VeriMed Healthcare Network. Also reviewed by David C. 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Cranial mononeuropathy III - diabetic typeDiabetic third nerve palsy; Pupil-sparing third cranial nerve palsy; Ocular diabetic neuropathyThis diabetic type of cranial mononeuropathy III is a complication of diabetes. It causes double vision and eyelid drooping.DiabetesDiabetes is a long-term (chronic) disease in which the body cannot regulate the amount of sugar in the blood.ImageRead Article Now Book Mark Article Eyelid droopingPtosis (eyelid drooping) in infants and children is when the upper eyelid is lower than it should be. This may occur in one or both eyes. Eyelid dr...ImageRead Article Now Book Mark Article Causes Mononeuropathy means that only one nerve is damaged. This disorder affects the third cranial nerve in the skull. This is one of the cranial nerves that control eye movement and the pupil of the eye.MononeuropathyMononeuropathy is damage to a single nerve, which results in loss of movement, sensation, or other function of that nerve.ImageRead Article Now Book Mark Article This type of damage may occur along with diabetic peripheral neuropathy. Cranial mononeuropathy III is the most common cranial nerve disorder in people with diabetes. It is due to damage to the small blood vessels that feed the nerve.Diabetic peripheral neuropathyNerve damage that occurs in people with diabetes is called diabetic neuropathy. This condition is a complication of diabetes.ImageRead Article Now Book Mark Article Cranial mononeuropathy III can also occur in people who don't have diabetes.Cranial mononeuropathy IIICranial mononeuropathy III is a nerve disorder. It affects the function of the third cranial nerve. As a result, the person may have double vision ...ImageRead Article Now Book Mark Article Symptoms Symptoms may include:Double vision Double visionThere are many types of eye problems and vision disturbances, such as: Halos Blurred vision (the loss of sharpness of vision and the inability to see...ImageRead Article Now Book Mark Article Drooping of one eyelid (ptosis) Pain around the eye and forehead Change in size of the pupilNeuropathy often develops within 7 days of onset of pain. Exams and Tests An examination of the eyes will determine whether only the third nerve is affected or if other nerves have also been damaged. Signs may include: Eyes that are not aligned Pupil reaction that is often normal Your health care provider will do a complete examination to determine the possible effect on other parts of the nervous system. Depending on the suspected cause, you may need:Blood tests Tests to look at blood vessels in the brain (cerebral angiogram, CT angiogram, MR angiogram) Cerebral angiogramCerebral angiography is a procedure that uses a special dye (contrast material) and x-rays to see how blood flows through the brain.ImageRead Article Now Book Mark Article MR angiogramMagnetic resonance angiography (MRA) is an MRI exam of the blood vessels. Unlike traditional angiography that involves placing a tube (catheter) int...ImageRead Article Now Book Mark Article MRI or CT scan of the brain MRIA head MRI (magnetic resonance imaging) is an imaging test that uses powerful magnets and radio waves to create pictures of the brain and surrounding...ImageRead Article Now Book Mark Article CT scan of the brainA head computed tomography (CT) scan uses many x-rays to create pictures of the head, including the skull, brain, eye sockets, and sinuses.ImageRead Article Now Book Mark Article Spinal tap (lumbar puncture) Lumbar punctureCerebrospinal fluid (CSF) collection is a test to look at the fluid that surrounds the brain and spinal cord. CSF acts as a cushion, protecting the b...ImageRead Article Now Book Mark Article You may need to be referred to a doctor who specializes in vision problems related to the nerves in the eye (neuro-ophthalmologist). Treatment There is no specific treatment to correct the nerve injury.Treatments to help symptoms may include: Close control of blood sugar level Control of blood sugar levelWhen you have diabetes, you should have good control of your blood sugar (glucose). If your blood sugar is not controlled, serious health problems c...ImageRead Article Now Book Mark Article Eye patch or glasses with prisms to reduce double vision Pain medicines Antiplatelet therapy Antiplatelet therapyPlatelets are small cells in your blood that your body uses to form clots and stop bleeding. If you have too many platelets or your platelets stick ...ImageRead Article Now Book Mark Article Surgery to correct eyelid drooping or eyes that are not aligned Some people may recover without treatment. Outlook (Prognosis) Prognosis is good. Many people get better over 3 to 6 months. However, some people have permanent eye muscle weakness. Possible Complications Complications may include:Permanent eyelid drooping Permanent vision changes When to Contact a Medical Professional Call your provider if you have double vision and it does not go away in a few minutes, especially if you also have eyelid drooping. Prevention Controlling your blood sugar level may reduce the risk of developing this disorder.Open ReferencesReferencesBrownlee M, Aiello LP, Sun JK, et al. Complications of diabetes mellitus. In: Melmed S, Auchus RJ, Goldfine AB, Koenig RJ, Rosen CJ, eds. Williams Textbook of Endocrinology. 14th ed. Philadelphia, PA: Elsevier; 2020:chap 37.Norse AB. Diplopia. In: Walls RM, ed. Rosen's Emergency Medicine: Concepts and Clinical Practice. 10th ed. Philadelphia, PA: Elsevier; 2023:chap 17.Wallenstein J. Brain and cranial nerve disorders. In: Walls RM, ed. Rosen's Emergency Medicine: Concepts and Clinical Practice. 10th ed. Philadelphia, PA: Elsevier; 2023:chap 91.