Q- A patient with HIV history develops fecal urgency and bloody diarrhea. Which of the following is the most likely causative organism?
A- Entamoeba histolytica
B- Clostridium difficile
D- Giardia lamblia
Q- Which one of the following medications acts at the proximal tubule of the kidney?
Q- Which one of the following gastrointestinal conditions is NOT associated with blood in stools?
A- Cancer colon
C- Irritable bowel syndrome
D- Ulcerative colitis