MRI gray-scale inversion view: A powerful tool for preoperative diagnosis of anal fistula

Affiliations

• ¹ College of Integrative Chinese and Western Medicine, Southwest Medical University, Luzhou, Sichuan, 646000, China; Department of Anorectal, The Affiliated Hospital, Southwest Medical University, Luzhou, Sichuan, 646000, China.
• ² Department of Pharmacy, The Affiliated Hospital, Southwest Medical University, Luzhou, Sichuan, 646000, China. Electronic address: [email protected].
• ³ Southwest Medical University, Luzhou, Sichuan, 646000, China; Department of Anorectal, The Affiliated Hospital, Southwest Medical University, Luzhou, Sichuan, 646000, China. Electronic address: [email protected].