[Two cases having broken needle in the pterygomandibular space for a great many years].
D000765:Anesthesia, Conduction / Q000009:adverse effects; D000766:Anesthesia, Dental / Q000009:adverse effects; D005547:Foreign Bodies / Q000000981:diagnostic imaging; D008334:Mandible; D011859:Radiography; D013100:Sphenoid Bone; D013594:Syringes / Q000009:adverse effects