Ultrasound-guided maxillary nerve block via the pterygopalatine fossa: anterior versus posterior infrazygomatic approach

To the Editor: We congratulate Wirinaree Kampitak et al for their interesting cadaveric study[1][1] to assess the accuracy and feasibility of a novel technique for ultrasound-guided maxillary nerve block using the lateral pterygoid plate approach via the pterygopalatine fossa by an anterior