What causes redness and pus pocket at the back of the foreskin?
Patient: my son is 4 qnd woke up this morning his penis was all red sent him to school picked him up at lunch qnd brought him home went to go chqnge him and noticed it had gotten worwe when i push the skin bqck he had a puss pocket right where the skin is still attached now its still red and leaking puss and i dont know weather to take him to the er or wait till mornin Doctor: HelloThanks for query .Based on the facts that you have posted your son seems to have developed infection of Foreskin (Posthatitis).You need to give him  broad spectrum antibiotic like Cefotaxime along with anti inflammatory drug like Diclofenac twice daily along with topical antibiotic ointment like Neosporin twice daily.Ensure to wash his genitals with warm water twice daily.Dr.Patil.