Microbiology A man presented with diarrhea and lower abdominal pain. The stool is heme-positive. Investigation of choice for amoebiasis is? A ELISA B Colonoscopy C Microscopy D Microscopy + ELISA 💡 Explanation A man presented with diarrhea and lower abdominal pain. The stool is heme-positive. Investigation of choice for amoebiasis is? ✓ Correct Answer: D. Microscopy + ELISA