Evaluate the PK Efficacy Safety and Tolerability of Pegcetacoplan in Patients With Thrombotic Microangiopathy

"General Hospital of Athens Evangelismos", Athens

"University General Hospital Attikon", Athens

Big Metropolitan Hospital Niguarda Regional Health Authority, Milan

ASST Monza - S. Gerardo Hospital, Monza

University Hospital Puerta de Hierro Majadahonda, Madrid

CHU de Saint-Etienne, Saint-Priest-en-Jarez

Mayo Clinic - Rochester, Rochester

"General Hospital of Thessaloniki G. Papanikolaou, Hematology Department - BMT Unit", Thessaloniki

Saint-Louis Hospital, Paris

Hospital San Giuseppe Moscati, Avellino

City of Hope, Duarte

United Hospitals Villa Sofia Cervello, Palermo

Archet 1 hospital, Department of Clinical Hematology, Nice

"University Polyclinic Foundation Agostino Gemelli - IRCCS", Roma