A 50-year-old man with ARDS is ventilated on ICU. The team uses electrical impedance tomography (EIT) to guide PEEP titration. What does EIT measure?...

Question

A 50-year-old man with ARDS is ventilated on ICU. The team uses electrical impedance tomography (EIT) to guide PEEP titration. What does EIT measure?

Accepted Answer

Changes in thoracic impedance to provide real-time, radiation-free imaging of regional lung ventilation distribution at the bedside

Answer

Pulmonary artery pressure

Answer

Cardiac output via bioimpedance

Answer

Pleural pressure directly

Answer

Alveolar fluid content biochemically

uk-fficm MCQ (SBA): EIT in ARDS