My son has hot a yellow spot on his leg with redness all around it I am quite concerned as it is painful for him when it is touched and also as he s been quite ill recently with a cold, chesty cough and has thrown up 3 times since Friday night. What could this be and what action should I take?
Hi... Thank you for consulting in Chat Doctor. Skin conditions are best diagnosed only after seeing directly. I suggest you to upload photographs of the same on this website, so that I can guide you scientifically.  Hope my answer was helpful for you.  I am happy to help any time. Further clarifications and consultations on Chat Doctor are welcome. If you do not have any clarifications, you can close the discussion and rate the answer. Wish your kid good health.