Anatomy – MCQ 51 – Site of introduction of needle during thoracocentesis

While doing thoracocentesis, it is advisable to introduce needle along:
A. Upper border of the rib
B. Lower border of the rib
C. In the center of the intercostal space
D. In the anterior part of the intercostal space

Correct answer : A. Upper border of the rib

The intercostal neurovascular bundle lies along the lower boder of the rib. Hence we should introduce the needle along the upper border of rib to prevent damage to the neurovascular bundle.