- 
variety of pathogens 
- 
STI more likely in \<35yo - 
>1 sexual partner in past 12/12 and uretral discharge 
- 
C. trachomatis, N gonorrhoeae 
- 
uretrhitis concurrent 
 
- 
- 
main ddx = testicular torsion 
- 
>35yo - non-sexually transmitted G-ve enteric organism
 
- 
If STI: - 
ceftriaxone 500mg IM stat 
- 
plus doxycycline 100mg bd for 14d 
- 
if severe -> hospital 
 
- 
- 
If UTI:L - 
ciprofloxacin 500mg bd for 10d 
- 
or amox/clav 500/125 tds for 10d 
 
- 
- 
reviewed 24-48hrs to assess response to treatment - 
if MSU positive 
- 
renal uss and refer urology 
 
- 
- 
consider urology admisison 
-