What is the first sign/symptom seen with an inadvertent total spinal whilst performing caudal anaesthesia in a neonate

What is the first sign/symptom seen with an inadvertent total spinal whilst performing caudal anaesthesia in a neonate









A. Hypotension
B. Bradycardia
C. Desaturation
D. Tachycardia
E. Loss of consciousness










Answer:  E