Suicide is the third-leading cause of death for young people ages 15 to 24. Approximately 20 percent of teens experience depression before they reach adulthood, and between 10 to 15 percent suffer from symptoms at any one time. Only 30 percent of depressed teens are being treated for it.
Allenâs Test is a test used in medicine prior to arterial blood gas collection in order to determine normal patency of the ulnar artery. Anatomy of Allenâs Test. The anatomies evaluated in Allenâs Test include both the ulnar and radial arteries. In normal anatomical and physiological function the hand is supplied with blood (perfusion) through the ulnar and radial arteries. If one is occluded, the other provides blood to the hand and maintains perfusion.
An arterial blood gas (ABG) is a blood test that is performed using blood from an artery.It involves puncturing an artery with a thin needle and syringe and drawing a small volume of blood.he blood can also be drawn from an arterial catheter. Pulse oximetry plus transcutaneous carbon dioxide measurement is an alternative method of obtaining similar information as well. An ABG is a test that measures the arterial oxygen tension (PaO 2), carbon dioxide tension (PaCO 2), and acidity (pH).