While administering an inferior alveolar nerve block, a slow-developing hematoma appears in the space below the zygomatic bone. What structure was probably punctured by the hypodermic needle?

Question

Quizplus · Accepted Answer

The pterygoid plexus of veins is the structure most likely to be punctured during an inferior alveolar nerve block, leading to a hematoma in the area below the zygomatic bone. This plexus is located around the pterygoid muscles and is in close proximity to the site where the needle is inserted for this procedure.

While Administering an Inferior Alveolar Nerve Block, a Slow-Developing Hematoma