What is neuropathy related to odds sensation in the left leg: am not diabetic.

Many possibilities. Neuropathy is a condition resulting from abnormal nerve function. Neuropathy can be due to certain vitamin deficiencies, nerve damage due to trauma, alcohol consumption, radiation, side effects of certain medications, or due to certain medical conditions such as diabetes. Treatment varies depending on the cause of the problem. Have it evaluated and appropriately treated.
Neuropathy. Although diabetes is a frequent cause of neuropathy, it is far from the only one. Other causes include alcoholism and exposure to heavy metals. I suggest you see a neurologist.