RT Book, Section A1 Bissonnette, Bruno A1 Luginbuehl, Igor A1 Engelhardt, Thomas SR Print(0) ID 1164086219 T1 TAR 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=1164086219 RD 2024/10/04 AB TAR is an acronym that stands for Thrombocytopenia, Absent Radius. Rare condition most severe in the neonatal period and early infancy. TAR is associated with thrombocytopenia and bilateral radial aplasia and presents with abnormalities in skeletal, gastrointestinal, hematologic, and cardiac systems. Pancytopenia similar to Fanconi. The major cause of mortality is hemorrhage. The incidence of hemorrhage is limited to the first 14 months of life.