Fig. 3From: The role of ultrasonography in diagnosing acute closed volar plate injury of proximal interphalangeal jointType B (full thickness tear of volar plate without fracture). A 35-year-old male with type B volar plate injury. The arrow shows the disruption of the volar plate at the level of PIP with retraction of the proximal volar plate stump but no fracture fragments of the middle phalangeal base, and the left side is his normal contralateral volar plateBack to article page