Difference between PSTT ( Placental site trophoblastic tumor) and Choriocarcinoma- Vascular invasion. Difference between PSTT ( Placental site trophoblastic tumor) and Choriocarcinoma- Vascular invasion. Difference between PSTT ( Placental site trophoblastic tumor) and Choriocarcinoma- Vascular invasion.🎯📟PSTT – invasion is periphery to lumen.🎯📟Choriocarcinoma- lumen to periphery. For more such articles click here Liked the page? Why not leave a tip for it’s creators PARIS SYSTEM FOR REPORTING URINARY CYTOLOGY MCQs by Pathology MCQs 22 Mar 2022 Breast Pathology MCQ 1 by Pathology MCQs 12 Mar 2022 CNS Pathology case based MCQs-2 by Pathology MCQs 23 Feb 2022 Share this:FacebookTelegramWhatsAppMoreLinkedInTwitterLike this:Like Loading...