Perinatal management of tension pneumothorax due to cystoamniotic shunt displacement

Abstract

F IGURE 1 Ultrasound image at 32 WG before CAS: the white arrow shows CPAM lesion (A). Ultrasound images immediately after catheter A (white narrow arrow) insertion (B). Schematic image immediately after catheter B insertion (C). Schematic and ultrasound images after catheter B dislodgement (D1 and D2): The white arrowhead shows the buried OB of catheter B. The black arrows represent flow of amniotic and cystic fluid through the displaced catheter A. WG, weeks of gestation; CAS, cystoamniotic shunting; CPAM, congenital pulmonary airway malformation; OB, outer basket Received: 16 September 2021 Revised: 14 January 2022 Accepted: 8 March 2022