"T2: high signal"
"They have no communication with the peritoneal fat. They are not considered true tumours of fat but extrusions of extraperitoneal fat extending into the inguinal canal."
"T1: high signal"
"'Spermatic cord lipoma' is variably used to mean a true lipoma of the spermatic cord (originating from adipose cells and with no communication with the inguinal canal), an inguinal canal lipoma (extraperitoneal fat extension through the inguinal canal), or a hernia of intraperitoneal fat through the inguinal canal, with or without a hernial sac 5."