[1. Brennan KE, Ihrke PJ: Grass awn migration in dogs and cats: a retrospective study of 182 cases. J Am Vet Med Assoc 1983,182:1201-1204.]Search in Google Scholar
[2. Gnudi G, Volta A, Bonazzi M, Gazzola M, Bertoni G: Ultrasonographic features of grass awn migration in the dog. Vet Radiol Ultrasound 2005,46:423-426.10.1111/j.1740-8261.2005.00077.x16250402]Search in Google Scholar
[3. Schultz RM, Zwingenberger A. Radiographic, computed tomographic, and ultrasonographic fi ndings with migrating intrathoracic grass awns in dogs and cats. Vet Radiol Ultrasound 2008,49:249-255.10.1111/j.1740-8261.2008.00360.x18546780]Search in Google Scholar
[4. Della Santa D, Rossi F, Carlucci F, Vignoli M, Kircher P: Ultrasound-guided retrieval of plant awns. Vet Radiol Ultrasound 2008,49:484-486.10.1111/j.1740-8261.2008.00413.x18833960]Search in Google Scholar
[5. Frendin J, Funkquist B, Hansson K, Lonnemark M, Carlsten, J: Diagnostic imaging of foreign body reactions in dogs with diffuse back pain. J Small Anim Pract 1999,40:278-285.10.1111/j.1748-5827.1999.tb03080.x10404489]Search in Google Scholar
[6. Cherbinsky O, Westropp J, Tinga S, Jones B, Pollard R: Ultrasonographic features of grass awns in the urinary bladder. Vet Radiol Ultrasound 2010,51:462-465.10.1111/j.1740-8261.2010.01688.x20806881]Search in Google Scholar
[7. Del Angel-Caraza J, Pérez-Garcia CC, Bende B, Diez-Prieto I, Garcia-Rodriguez B: Mouse barley awn (Hoerdeum murinum) migration induced cystolithiasis in 2 male dogs. Can Vet J 2011,52:67-69.]Search in Google Scholar
[8. Hopper BJ, Lester NV, Irwin PJ, Eger CE, Richardson JL: Imaging diagnosis: Pneumothorax and focal peritonitis in a dog due to migration of an inhaled grass awn. Vet Radiol Ultrasound 2004,45:136-138.10.1111/j.1740-8261.2004.04022.x15072145]Search in Google Scholar
[9. McCord K, Morley PS, Amstrong J, Simpson K, Rishniw M, Forman MA, Biller D, Parnell N, Arnell K, Hill S, Avgeris S, Gittelman H, Moore M, Hitt M, Oswald G, Marks S, Burney D, Twedt D: A multi-istitutional study evaluating the diagnostic utility of the Spec cPLI™ and SNAP® cPL™ in clinical acute pancreatitis in 84 dogs. J Vet Intern Med 2012,26:888-896.10.1111/j.1939-1676.2012.00951.x22676337]Search in Google Scholar
[10. Staudte KL, Hopper BJ, Gibson NR, Read RA: Use of ultrasonography to facilitate surgical removal of non-enteric foreign bodies in 17 dogs. J Small Anim Pract 2004,45:395-400.10.1111/j.1748-5827.2004.tb00254.x15352408]Search in Google Scholar
[11. Vansteenkiste DP, Lee KCL, Lamb CR. Computed tomographic fi ndings in 44 dogs and 10 cats with grass seed foreign bodies. J Small Anim Pract 2014,55:579-584.10.1111/jsap.1227825291444]Search in Google Scholar