gastroscopy. [gastrosâ²kÉpÄ]. the visual inspection of the interior of the stomach by means of a gastroscope inserted through the esophagus. The flexible fiberoptic gastroscope increases the visualization of the prepyloric antrum, but the fundus is still not visible.See also endoscopy, fiberoptics. gastroscopic, adj.atient Care. For 6 to 8 hours prior to the examination the patient is not allowed to take any food or liquids by mouth. The stomach should be empty during the procedure to facilitate inspection of its lining and to avoid vomiting and aspiration of liquids into the lungs.
cerebro- definition, meaning, what is cerebro-: of or connected with the brain. Learn more.
Cerebrospinal fluid (CSF) is a clear, watery liquid that flows around the brain and spinal cord, surrounding and protecting them. A CSF analysis is a group of tests that evaluate substances in CSF in order to diagnose conditions affecting the brain and spinal cord (central nervous system). sample of cerebrospinal fluid (CSF) is collected by a health practitioner from the lower back using a procedure called a lumbar puncture or spinal tap. Often, three or more separate tubes of CSF are collected, and multiple tests may be run on the different samples.