Indian Journal of Radiology and Imaging, Table of Contents CC BY-NC-ND 4.0 · Indian J Radiol Imaging 2019; 29(01): 104-106DOI: 10.4103/ijri.IJRI_443_18 Letters to the Editor Explanation of radiological signs and fracture indices in a unicameral bone cyst Reddy Ravikanth Department of Radiology, Holy Family Hospital, Thodupuzha, Kerala, India , Kanagasabai Kamalasekar Department of Radiology, Holy Family Hospital, Thodupuzha, Kerala, India › Author Affiliations Subject Editor: Recommend Article Abstract Full Text References References 1 Mascard E, Gomez-Brouchet A, Lambot K. Bone cysts: Unicameral and aneurysmal bone cyst. OrthopTraumatol Surg Res 2015; 101 (01) Suppl S119-27 2 Kadhim M, Thacker M, Kadhim A, Holmes L. Treatment of unicameral bone cyst: Systematic review and meta analysis. J Child Orthop 2014; 8: 171-91 3 Killeen KL. The fallen fragment sign. Radiology 1998; 207: 261-2 4 Komiya S, Inoue A. Development of a solitary bone cyst-a report of a case suggesting its pathogenesis. ArchOrthop Trauma Surg 2000; 120: 455-7 5 Jordanov MI. The “rising bubble” sign: Anew aid in the diagnosis of unicameral bone cysts. Skeletal Radiol 2009; 38: 597-600 6 Kaelin AJ, MacEwen GD. Unicameral bone cysts. Natural history and the risk of fracture. Int Orthop 1989; 13: 275-82 7 Ahn JI, Park JS. Pathological fractures secondary to unicameral bone cysts. Int Orthop 1994; 18: 20-2