Symptoms of penile inflammation include redness, swelling, itching or pain in the head of the penis, abnormal penile discharge, painful urination, priapism and difficulty in urination. 1. Redness, swelling, itching or pain in the head of the penis: this is a very common manifestation of penile inflammation, which is caused by the inflammatory reaction of the head of the penis. 2. Abnormal penile discharge, painful urination: Infectious priapism will show purulent discharge from the penis, and at the same time, it will cause symptoms of urethral irritation, resulting in painful urination, which can often be combined with inflammation of the foreskin. 3. Penile: chronic penile inflammation because of repeated inflammatory stimulation, in the penis and foreskin will form a direct scar, the symptoms of penile. 4. Difficulty in urination: In a few cases, penile inflammation can also cause narrowing of the urethra, resulting in urethral obstruction symptoms such as difficulty in urination. If the above symptoms occur, it is recommended to consult a doctor for treatment in time to minimize the adverse effects of the disease.