Obtaining blood samples on so small an infant is difficult enough when the baby is healthy; but it can be hard to impossible once the infant is chilled, dehydrated or in other states of circulatory collapse. (2ndchance.info)
If the loss of salt through sweat is not replaced this may lead to symptoms such as exercise intolerance, muscle spasms and cramps, fatigue, elevated heart rate, dizziness, hypotension, heat stroke and even circulatory collapse. (mindbodygreen.com)
(Most anesthesia deaths occur because of unanticipated circulatory collapse, unrecognized physical factors or in association with anesthetic administration. (2ndchance.info)