Foreskin

'Rash returns when I stop using the antifungal treatment' - Irish Times
Penis irritation | healthdirect

Symptoms. Penis symptoms include rash, pain, itching, and swelling. ... Causes of Rashes on Penis or Scrotum ... This means an infection under the foreskin.

Balanitis - MedicineNet

Symptoms…

Rash on Genitals: Causes, Treatments, and Outlook - Healthline
Penis-Scrotum Symptoms - Seattle Children's

Sugar-rich urine that dribbles on to the glans and under the foreskin ... A red, inflamed rash on the head and shaft of the penis or…