The right middle of the back has a pins and needles feeling, consider dermal neuritis, herpes zoster, cholecystitis, lumbar dorsal myofasciitis, renal disease and other causes. 1. Dermal neuritis: due to trauma or strain, or vitamin deficiency can cause aseptic inflammation of the dermal nerves, which can be manifested as local skin sensory abnormalities, such as pins and needles, oral methylcobalamin can be relieved. 2. Herpes zoster: there are blisters on the skin of the back, and there will be pain when the nerves are violated. Antiviral drugs such as ribavirin can be applied orally or acyclovir ointment can be used externally. 3. Cholecystitis: when gallbladder stones and cholecystitis attack, there will be radiating pain to the back, accompanied by abdominal distension, you can take anti-inflammatory cholecystitis tablets orally. 4. Lumbar back myofasciitis: it is because of the aseptic inflammation of the muscle fascia of the lower back, adhesion, local stiffness, and pins and needles sensation. 5. Kidney diseases: such as kidney stones, ureteral stones, pyelonephritis caused by the right side of the back in the middle of the pins and needles sensation, accompanied by blood in the urine or urinary urgency and frequency of urinary pain. There are many reasons for the pins and needles sensation in the middle of the right side of the back, if it is strong and persistent, you need to go to the hospital for further examination and treatment.