45 years old married lady came to ER complaining of abdominal pain for the last 3 days and today she noticed blood in her stools, no diarrhea, no constipation, no previous history of hemorrhoids or anal pain.
the patiant is hyperlipidemic and suffers multi-arthralgias and she is using the following perscribed medications:
calcium carbonate + vit d3
what do you think is happening with the patiant?
what is your next step?