Ectopic (tubal) pregnancy (4X)
Ectopic (tubal) pregnancy (4X)

The red arrow points to a remnant of tubal epithelium.
The blue arrows point to first trimester chorionic villi.
Intraluminal hemorrhage present.
(Description By:Melinda Sanders, M.D. )
(Image Contrib. by:Melinda Sanders, M.D. UCHC )