Mydriasis disorders e.g. epilepsy, stroke, and impending brain herniation are known to lead to temporal mydriasis as well. A brain catastrophe, or a rapidly increasing brain mass, can cause compression of the oculomotor nerve. In cases of head injury or orbit trauma (eye injury), the iris sphincter (the muscle responsible for closing the pupil) or the nerves controlling it can be damaged, reducing or eliminating the normal pupillary light reflex. A mydriatic is an agent that induces dilation of the pupil. Drugs such as tropicamide are used in medicine to permit examination of the retina and other deep structures of the
Batman: The Widening Gyre heat caused Batman to experience a bladder spasm. Baphomet immediately interprets this to mean that Batman wet his pants. The series was collected into a trade paperback: Batman: The Widening Gyre Batman: The Widening Gyre is the title of a 6-issue comic book limited series starring Batman, released August 2009 through July 2010. The series is written by Kevin Smith and illustrated by Walt Flanagan. The title is a reference to the William Butler Yeats poem "The Second Coming". The series was initially planned as 12 issues, with a long break planned between issues six and seven. After issue six