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.
â¦and you can narrow down the type by looking at my pupils. Some drugs, like alcohol and opioids cause the pupils to constrict. Others, like amphetamine, cocaine, LSD and mescaline cause dilated pupils. Police officers know this and some use it as one way of checking if someone is off their face.