Meaning of HORNER'S SYNDROME

WordNet Dictionary
	Definition:		[n]  a pattern of symptoms occurring as a result of damage to nerves in the cervical region of the spine (drooping eyelids and constricted pupils and absence of facial sweating)
	See Also:		syndrome
Medical Dictionary
	Definition:		A condition in which one side of the face is flushed, does not produce sweat, and has a constricted pupil and drooping eyelid. It can be caused by an injury to, or paralysis of, nerves in the neck, or by a tumor.
Biology Dictionary
	Definition:		Horner's syndrome is characterized by drooping of the upper eyelid, small pupil, and decreased sweat secretion on the affected side. This syndrome is caused by decreased sympathetic activity of the nerve to the face and eye.