Hanging by a thread: Major detachment of an aortic prosthetic valveHanging by a thread Jennifer Mancio, Carla Almeida, Gustavo Pires-Morais, Lino Santos, Bruno Melica, Marco Oliveira, Alberto Rodrigues, Pedro Braga, Vasco Gama Ribeiro

Prosthetic aortic valve: A bone in the system Vitor Hugo Pereira, Joana Guardado, Marina Fernandes, Mário Lourenço, Inocência Machado, Isabel Quelhas, Olga Azevedo, António Lourenço

A pregnant woman with a mechanical prosthetic valve Gonçalo J. Morgado, Inês R. Cruz, Ana Catarina Gomes, Ana Rita Almeida, Maria José Loureiro, Carlos Cotrim, Hélder Pereira