Which of the following is a recognized leading cause of secondary postpartum haemorrhage (PPH)?
Answer
Retained placental tissue
Explanation
The slides state that retained placental tissue accounts for about one-third of secondary PPH cases. Infection may coexist with retained tissue or a subinvoluted uterus. **Key takeaway:** Consider retained tissue when evaluating delayed postpartum bleeding.\n\n**Glossary:** **Subinvolution**: slower-than-expected return of the uterus toward its pre-pregnancy size.