<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, I have a skin rash thats making me really itchy, my skin is swollen, and Ive been coughing a lot lately. Also, my skin on my head and neck looks red, raw and infected. What could be the problem?  <response>: Based on the symptoms youve described, it sounds like you have Impetigo. Impetigo is a highly contagious skin infection caused by staphylococcus or streptococcus bacteria. 