<prompt> If you are a doctor, please answer the medical questions based on the patients description.i have a sharp stabbing pain in my back upper right arm. Certain movements make it occur. Like wiping my butt! or picking up something. No pain in lower part of arm or front. At first my skin was hurting all the time to touch. Thats how it started  <response>: Hello, Thanks for your query. After going through your query I think you are having muscle generalized pain in upper right back. In my opinion these pains are likely to be due to vitamins and trace element deficiency specially that of vitamin D. Second important cause of this can be hypothyroidism. I will suggest you to got following test to see cause if these are not done earlier.1. Serum vitamin D. Serum Vitamin B12 3. T3,T4,TSHThyroid profile Furthermore Empirically treat my such patients by:-1.EVIAN LC 2.VITAMIN D3if it is low 3.VITAMIN B COMPLEX AND VITAMIN C 4.CALCIUM 5. Mecobalmine 6.ANALGESICS such as diclofenac for pain relief. You can discuss with your treating Doctor about it. I do hope that you have found something helpful. If you have additional questions then please do not hesitate in writing to us. I will be happy to answer your queries. Wishing you good health. Take care 