Children with anterior mediastinal mass

Abstract

In view of inconclusive peripheral blood film and fine needle aspiration cytology results, a lymph node biopsy was needed. Under dexmedetomidine sedation, an ultrasound-guided right SCPB was performed. Standard monitors were applied and his respiratory rate and depth of respiration were closely observed. A loading dose of dexmedetomidine 1mg kg 1 was given intravenously over 10 min followed by a maintenance infusion of 0.5–1mg kg 1 per h. He was positioned supine for the procedure. With ultrasound guidance and out-of-plane