Leg Numbness and Weakness After Walking: Diabetes Concerns - Neurology

More Info

---

Leg numbness and weakness, especially in a patient with a long history of diabetes, can be concerning and may indicate several underlying issues. Given your mother's 30-year history of diabetes and her recent symptoms of numbness and weakness in her legs after walking, it is essential to consider a few potential causes and the appropriate steps to take.

Firstly, diabetes can lead to peripheral neuropathy, which is a common complication characterized by damage to the peripheral nerves. This condition often manifests as numbness, tingling, or weakness in the extremities, particularly in the feet and legs. The symptoms can worsen with physical activity, such as walking, due to increased demand on the nerves. In your mother's case, the fact that she has previously experienced numbness in her hands and feet suggests that she may already be dealing with diabetic neuropathy.

Additionally, the symptoms of leg numbness and weakness could also indicate issues related to circulation. Diabetes can lead to peripheral artery disease (PAD), where narrowed arteries reduce blood flow to the limbs. If your mother experiences coldness, color changes, or pain in her legs, this could be a sign of inadequate blood supply, which requires immediate medical attention.

Another possibility is that her symptoms may be related to spinal issues, such as lumbar spinal stenosis or a herniated disc, which can compress the nerves that innervate the legs. This could lead to symptoms like numbness, weakness, and even pain that radiates down the legs. Given that she has a history of neurological evaluations, it would be prudent to discuss these symptoms with her neurologist, as they may want to perform further diagnostic tests, such as an MRI or nerve conduction studies, to assess the condition of her nerves and spine.

Considering your mother's upcoming appointment with her neurologist, it may be beneficial to bring her in sooner if her symptoms worsen or if she experiences additional concerning signs, such as severe weakness, difficulty walking, or changes in bowel or bladder function. These could indicate a more serious condition that requires immediate intervention.

In terms of management, it is crucial to ensure that her diabetes is well-controlled. A hemoglobin A1c level of 7.8% indicates that her blood sugar levels have been higher than the recommended target for many individuals with diabetes. Tightening her blood sugar control through dietary modifications, regular physical activity, and adherence to her medication regimen can help mitigate some of the complications associated with diabetes, including neuropathy.

Furthermore, it is essential to monitor her overall health, including regular check-ups with her primary care physician and specialists, to address any emerging complications early. Nutritional support, including a balanced diet rich in vitamins and minerals, can also play a role in nerve health. Some patients benefit from supplements like alpha-lipoic acid or B vitamins, but these should be discussed with her healthcare provider before starting.

In summary, your mother's symptoms of leg numbness and weakness warrant further evaluation, particularly given her long-standing diabetes. It is advisable to consult her neurologist sooner if her symptoms persist or worsen. Managing her diabetes effectively and monitoring for any signs of complications will be crucial in maintaining her overall health and quality of life.