The genus Cyanocitta is a New World genus of jays, passerinebirds of the family Corvidae. Cyanocitta includes only two of the New World jays; they are blue, crested birds that differ in the colour of the head. Their ranges generally do not overlap.
... Passage of kidney stones through the urethra can be painful and subsequently it can lead to urethral strictures[?]
Endoscopy of the bladder via the urethra is called ...