MRI T1-weighted image of bright appendix in pregnancy

(A) Axial T2-weighted MRI of a 33-year-old pregnant woman (gestational age: 21 weeks) who presented with right lower quadrant pain. The appendix, located below the right kidney (arrow), is superiorly displaced by the uterus.
(B) In the axial T1-weighted image, intraluminal high signal intensity in the appendix (arrow), a typical positive T1 bright appendix sign, was noted. She was discharged after symptom relief, and no residual pain was reported during a follow-up physical examination after a few weeks.