Figure 1From: Clinical and pathological correlates of severity classifications in trigger fingers based on computer-aided image analysis Features of A1 pulley in normal and trigger finger. (A) Normal A1 pulley tissue with pink collagen deposits and fibrocytes with elongated nuclei; (B) Trigger finger A1 pulley tissue, presence of chondroid metaplasia with a blue-color chondromyxoid matrix and rounded nuclei of chondrocytes.Back to article page