Ankle Coldness and Numbness: Is It a Disc Issue?

Cold and numb sensation in the ankle?

Hello, doctor 👋 I would like to inquire about a recent issue I've been experiencing.
For the past month, my ankle feels cold and eventually becomes numb after sitting for a long time.
However, the symptoms disappear when I stand up and walk around.
I had an X-ray done ten years ago, which showed a disc problem, and the doctor advised me to wait until the pain worsens before considering surgery.
I'm concerned that this might be related to a compressed disc.
Is it possible for a compressed disc to cause only coldness in the ankle?

Andy, 60~69 year old female. Ask Date: 2022/09/15

Dr. Zhang Junwei reply Neurosurgery

Rare.

Reply Date: 2022/09/15

More Info

Hello! Thank you for your question regarding the coldness and numbness in your ankle. Based on your description, it seems that you are experiencing symptoms that could be related to nerve compression or circulation issues, potentially stemming from your previous disc problems.

When you mention that your ankle feels cold and numb after sitting for a long time but improves when you stand and move around, this suggests that the symptoms may be related to nerve compression or reduced blood flow. The fact that you had a history of disc issues raises the possibility that there could be some ongoing nerve involvement, particularly if there is a herniated disc or degenerative changes in your lumbar spine.

In cases of lumbar disc herniation, the nerves that exit the spinal column can become compressed, leading to symptoms in the lower extremities, including the legs and feet. While it is common for patients to experience pain, tingling, or numbness in the legs, it is also possible to have sensations such as coldness. This is because nerve compression can affect the sensory pathways, leading to altered perceptions of temperature and sensation.

The coldness you are feeling could also be related to vascular issues. When you sit for extended periods, blood flow to the lower extremities may be reduced, leading to a sensation of coldness. Once you stand up and move, blood circulation improves, alleviating the symptoms.
It's important to consider other potential causes as well. Conditions such as peripheral neuropathy, which can be caused by diabetes, vitamin deficiencies, or other systemic issues, can lead to similar symptoms. Additionally, conditions affecting the blood vessels, such as peripheral artery disease, could also contribute to coldness and numbness in the extremities.

Given your history of disc issues, it would be wise to consult with a healthcare professional who can perform a thorough evaluation. This may include a physical examination, imaging studies like an MRI, and possibly nerve conduction studies to assess the function of the nerves in your legs.
If it is determined that your symptoms are indeed related to your lumbar spine, treatment options may include physical therapy, medications for pain and inflammation, and in some cases, surgical intervention if conservative measures do not provide relief.
In summary, while it is possible for a disc issue to cause coldness and numbness in the ankle, it is essential to have a comprehensive evaluation to determine the exact cause of your symptoms. Early intervention can help prevent further complications and improve your quality of life. Please consider scheduling an appointment with a specialist who can provide you with a tailored treatment plan based on your specific condition. Take care!

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