Using ultrasound in a case of difficult epidural needle placement.
Peng
Philip W H
PW
Rofaeel
Ayman
A
D000767:Anesthesia, Epidural / Q000295:instrumentation / Q000379:methods*; D004824:Epidural Space / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D008875:Middle Aged; D009339:Needles; D009767:Obesity, Morbid; D013115:Spinal Canal / Q000000981:diagnostic imaging*; D014463:Ultrasonography