Is tingling in right arm and leg dangerous?

Tingling sensations in the right arm and/or leg could be signs of a serious underlying medical condition and it's important to seek medical attention as soon as possible. Here are some potential causes and associated risks:

1. Peripheral Neuropathy: Tingling can be caused by damage to the peripheral nerves, which supply sensation to different parts of the body. This condition is often associated with conditions like diabetes, certain medications, alcoholism, and nutritional deficiencies. If left untreated, peripheral neuropathy can progress and lead to weakness and loss of muscle control.

2. Stroke or Transient Ischemic Attack (TIA): Tingling accompanied by other signs of stroke such as drooping face, arm weakness, and difficulty in speaking requires urgent attention. A stroke occurs when the blood supply to the brain is interrupted, causing brain cells to die. A TIA is a temporary disruption in blood flow and should still be treated as a medical emergency.

3. Multiple Sclerosis (MS): Tingling sensations, along with other neurological symptoms such as fatigue, muscle weakness, vision problems, and problems with coordination can be an early signs of Multiple Sclerosis (MS). MS affects the central nervous system and can cause a wide range of symptoms.

4. Cervical Spine Issues: Sometimes tingling in the arm can be related to compression or irritation of the nerves in the neck, which can result from injury or conditions such as herniated discs. Left untreated, these issues can progress and cause lasting nerve damage.

5. Tumors or Mass Lesions: In rare cases, tingling in the arm can be caused by growths in the brain or spine that put pressure on nerves.

It's important to note that tingling sensation should be taken seriously, especially if it's accompanied by other symptoms such as weakness, numbness, visual changes, or difficulty speaking. It's always best to err on the side of caution and seek medical evaluation to determine the underlying cause and receive appropriate treatment.