title: Diagnosis of cyclic Cushing syndrome using the morning urine free cortisol to creatinine ratio.
authors.affiliation: Department of Internal Medicine, College of Medicine, The Catholic University of Korea, Seoul, Korea.
authors.forename: Yi Sun
authors.initials: YS
authors.lastname: Jang
authors.affiliation: Department of Internal Medicine, College of Medicine, The Catholic University of Korea, Seoul, Korea.
authors.forename: Ihn Suk
authors.initials: IS
authors.lastname: Lee
authors.affiliation: Department of Internal Medicine, College of Medicine, The Catholic University of Korea, Seoul, Korea.
authors.forename: Jong Min
authors.initials: JM
authors.lastname: Lee
authors.affiliation: Department of Internal Medicine, College of Medicine, The Catholic University of Korea, Seoul, Korea.
authors.forename: Soo A
authors.initials: SA
authors.lastname: Choi
authors.affiliation: Department of Internal Medicine, College of Medicine, The Catholic University of Korea, Seoul, Korea.
authors.forename: Gi Jun
authors.initials: GJ
authors.lastname: Kim
authors.affiliation: Department of Internal Medicine, College of Medicine, The Catholic University of Korea, Seoul, Korea.
authors.forename: Hye Soo
authors.initials: HS
authors.lastname: Kim
mesh_terms: D049913:ACTH-Secreting Pituitary Adenoma / Q000150:complications / Q000000981:diagnostic imaging / Q000601:surgery; D000236:Adenoma / Q000150:complications / Q000000981:diagnostic imaging / Q000601:surgery; D000293:Adolescent; D015415:Biomarkers / Q000652:urine; D001706:Biopsy; D002940:Circadian Rhythm; D003404:Creatinine / Q000652:urine*; D003480:Cushing Syndrome / Q000175:diagnosis* / Q000652:urine*; D005260:Female; D006801:Humans; D006854:Hydrocortisone / Q000652:urine*; D008279:Magnetic Resonance Imaging; D011237:Predictive Value of Tests; D014057:Tomography, X-Ray Computed; D016896:Treatment Outcome; D016482:Urinalysis
chemical_list: D015415:Biomarkers; D003404:Creatinine; D006854:Hydrocortisone
keywords: Cyclic Cushing syndrome; Morning urine free cortisol to creatinine ratio