Barbosa JA, Tiseo BC, Barayan GA, et al. Development and initial validation of a scoring system to diagnose testicular torsion in children. J Urol. 2013;189(5):1859-1864.

Qin KR, Qu LG. Diagnosing with a twist: systematic review and meta-analysis of a testicular torsion risk score. J Urol. 2022;208(1):62-70.

Barbosa JA, de Freitas PFS, Carvalho SAD, et al. Validation of the TWIST score for testicular torsion in adults. Int Urol Nephrol. 2021;53(1):7-11.

Frohlich LC, Paydar-Darian N, Cilento BG, Lee LK. Prospective validation of clinical score for males presenting with an acute scrotum. Acad Emerg Med. 2017;24(12):1474-1482.

Pan P. Validation of the testicular workup for ischemia and suspected torsion (Twist) score in the diagnosis of testicular torsion in children with acute scrotum. Indian Pediatr. 2020;57(10):926-928.

Manohar CS, Gupta A, Keshavamurthy R, Shivalingaiah M, Sharanbasappa BR, Singh VK. Evaluation of Testicular Workup for Ischemia and Suspected Torsion score in patients presenting with acute scrotum. Urol Ann. 2018;10(1):20-23.

Dr. João A. Barbosa

Testicular Workup for Ischemia and Suspected Torsion (TWIST)

swelling

hard

absent

nausea

high

<p>Diagnosis of testicular torsion, decreasing indication for ultrasound.</p>

TWIST

Testicular Workup for Ischemia and Suspected Torsion (TWIST) diagnosis of testicular torsion, decreasing indication for ultrasound.

Rome IV for Child Nausea and Vomiting

CP-SSS

MELD Na (UNOS/OPTN)

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