Ultrasound artifacts “shred sign” and “pseudo-B lines” in the liver: What is the culprit? Zhou Xiaoyang, Sha Yuyi, Chen Bixin

Stress relaxation, another cause of “Pseudo auto-PEEP”? Manuel Valdivia Marchal, María Carmen Bermúdez Ruiz, José Ricardo Naranjo Izurieta, Ashlen Rodríguez Carmona, Juan Francisco Martínez Carmona, José Manuel Serrano Simón

Horner’s syndrome after chest drain insertion due to pneumothorax Arthur Orieux, Raphaël Birot, Didier Gruson, Renaud Prevel