MONDO_0008557 (Paris-Trousseau thrombocytopenia) (TCPT) is a contiguous gene syndrome characterized by mild bleeding tendency, variable thrombocytopenia (THC), dysmorphic facies, abnormal giant alpha-granules in platelets and dysmegakaryopoiesis. Also known as: thrombocytopenia, Paris-Trousseau type, Isolated cases.