Case of the Week 409

Did you know that last week was National Public Radio's special series called Worm Week? You can check out their fun wormy posts HERE.

In keeping with the wormy theme, I thought I would revive one of my favorite cases from several years ago. I figured that the readers who only recently joined me might have not seen it, and it is definitely a good one. It was generously donated by Dr. Sandeep T.

The patient is a 27 year old woman with anemia and bilateral pedal edema extending to her knees bilaterally. She also reported a history of "vomiting a worm" so a colonoscopy was performed:

Some of the worms was removed for further examination:

Eggs were also seen in an ova and parasite exam from this patient:

Identification?