Urethritis is an inflammation of the urethra. The symptoms are dysuria, which is pain (usually burning pain) on urination (micturition) and frequency.
Tests of gonorrhoea and chlamydia are sent on the swab.
More on [ Urethritis ]

Digital Urology Journal - Details about urethritis such as signs and symptoms, causes and treatments.
Meta Description: [ Urethritis ]
eMedicine Health - Urethritis - Consumer health resource center providing information on the causes, symptoms, and treatment of this disorder, an inflammation of the urethra.
Meta Description: [ Urethritis is an inflammation of the urethra. This is the tube that carries urine and semen through the penis and forms the opening at the end of the penis. Men ... ]
Non Specific Urethritis - A definition of this disorder as well as some essential facts for men and diagnosis and management guidelines.
Royal Adelaide Hospital - Non-specific urethritis and urethral irritation. Essential facts for men, details for students and clinicians and diagnoses and management guidelines. Also an informational pamphlet in PDF format.
UW Student Health Services - An article about non-gonococcal urethritis with details such as symptoms, diagnosis, treatment, prevention and what happens if left untreated.
WebMD - A definition of urethritis and the causes, incidence and risk factors, symptoms, signs and tests, treatment, prognosis, complications, prevention and when to call a health care provider.