Consider intra-oral US-guided needle aspiration of PTA vs.Consider transcutaneous US to evaluate for PTA in the setting of trismus.
PTC and to reduce unecessary radiation with CT
This is an alternative approach to an intra-oral ultrasound with the endocavitary transducer if the patient has trismus. The ultrasound image is a transcutaneous approach with a linear transducer that is placed at the angle of the mandible of the affected side.
