Original Evaluation of Peripheral Circulation in Critically Ill Patients by Pulsed Doppler Ultrasonography Shunji Kasaoka, Yoshikatsu Kawamura, Takeshi Inoue, Ryosuke Tsuruta, Daikai Sadamitsu, Tsuyoshi Maekawa Abstract Object: Because critically ill patients often have peripheral circulatory disturbance, it is very important to evaluate the status…