TY - CHAP M1 - Book, Section TI - Anorectal Disorders A1 - Branecki, Chad E. A2 - Cydulka, Rita K. A2 - Fitch, Michael T. A2 - Joing, Scott A. A2 - Wang, Vincent J. A2 - Cline, David M. A2 - Ma, O. John PY - 2017 T2 - Tintinalli's Emergency Medicine Manual, 8e AB - Anorectal disorders range from simple local disease processes to underlying serious systemic disorders. Most anorectal diseases originate in the anal crypts, glands, internal hemorrhoidal plexus, and external hemorrhoid veins. More serious life-threatening infections tend to lie in the deeper tissues such as the ischiorectal and pelvic-rectal spaces. SN - PB - McGraw-Hill Education CY - New York, NY Y2 - 2024/04/20 UR - accessemergencymedicine.mhmedical.com/content.aspx?aid=1143140761 ER -