 [ Symptoms ] can peripheral neuropathy and bipolar be related since i was about 18yrs old i started to show signs of bipolar and peripheral neuropathy tingling hands problems with my feet bruising and difficulty walking stiffness in my neck and back my family started to suspect that i was bipolar after the birth of my first son and about that same time i saw a chiropractor that told me i could have peripheral neuropathy i have not gone to get anything diagnosed but i wondered if there could be a link between the two [ Disease ] can be malignant or benigndo fna again excisional biopsy