The first steps of performing an ultrasound involve turning on the machine easy but often overlooked often a button in the upper left or right corner of the keypad entering the patients information eg name date of birth hospital number selecting an appropriate ultrasound probe for the area being examined. The steps you will take to prepare for an ultrasound will depend on the area or organ that is being examined your doctor may tell you to fast for eight to 12 hours before your ultrasound. Literatura obcojezyczna step by step ultrasound sprawdz opinie i opis produktu zobacz inne literatura obcojezyczna najtansze i najlepsze oferty. Step 1 parasternal long axis psla vie w the parasternal long axis view is often abbreviated as psla or plax it is usually the first cardiac ultrasound view obtained and will give you an immediate assessment of the general condition of the heart including ejection fraction and overall left and right ventricular sizes