Cairo, Egypt, in its history[?] has had a significant number of fortified gates protecting both inner and outer city. Apart from the purpose of defense they were also used for differentiation of the varied social and economic classes. Often the gates were heavily decorated as artistic pieces.
... Urethritis is a common cause of dysuria[?] (pain when urinating).
Related to urethritis is so called urethral syndrome[?]
Passage of kidney stones through the urethr ...