Dehydration is one of the most worrisome complications of diarrhea in children. Mild diarrhea usually doesn't cause significant fluid loss, but moderate or severe diarrhea can. Severe dehydration is dangerous; it can cause seizures, brain damage, even death. Know the signs of dehydration.
Symptoms & Signs. Dilation, or widening, of the pupils of the eyes is normal in conditions of low light in order to allow more light to reach the retina. Medically, dilation of the pupils is known as mydriasis. Specific medications known as mydriatics are administered to dilate the pupils for ophthalmologic examination.
Pupil Dilation And Drug Abuse. Heroin and opioid drugs like morphine and Vicodin cause the pupil of the eyes to constrict. One of the signs of substance abuse with this category of drugs is small pinpoint pupils.The lack of dilation is a possible warning of a serious addiction problem.upil Dilation And Drug Abuse. Heroin and opioid drugs like morphine and Vicodin cause the pupil of the eyes to constrict. One of the signs of substance abuse with this category of drugs is small pinpoint pupils.