RT Book, Section A1 Bissonnette, Bruno A1 Luginbuehl, Igor A1 Engelhardt, Thomas SR Print(0) ID 1164080005 T1 Nail-Patella Syndrome T2 Syndromes: Rapid Recognition and Perioperative Implications, 2e YR 2019 FD 2019 PB McGraw-Hill Education PP New York, NY SN 9781259861789 LK accesspediatrics.mhmedical.com/content.aspx?aid=1164080005 RD 2024/04/18 AB Rare genetic disorder usually apparent at birth or during infancy. It is characterized by dysplasia of the fingernails and toenails, aplasia or hypoplasia of the patellae, webbing of skin at the elbow(s), and abnormal bilateral projections of the iliac superior crest. Other features include glaucoma (open-angle glaucoma) and “cloverleaf-shaped iris” (Lester iris). Approximately 30 to 40% of patients may also develop nephropathy, which is usually apparent during childhood or later in life.