Fig. 2From: Proximal junctional kyphosis in Lenke 5C adolescent idiopathic scoliosis after selective posterior thoracolumbar/lumbar fusion: risk factors and predictive indexNon-PJK group: A 13-year-old female patient with Lenke 5CN AIS. The preop TK was 19°. The PJA was 6° and 6° immediate postoperation and at follow-up, respectively. The PJK index was 34.7 < 42Back to article page