9. Which types of bacteria are involved in peritonitis of blood-borne origin? Posted on May 19, 2023 Correct answer: (1) Tuberculous. (2) Pneumococcal. (3) Streptococcal. (4) Staphylococcal. Post navigation Previous Post8. Which bacteria are involved in peritonitis of gynaecological origin? Next Post10. What is a rare gynaecological cause of peritonitis in young girls?