Luftsichel sign.
Susana Ying-Mi MuJie Shen FokPublished in: The journal of the Royal College of Physicians of Edinburgh (2023)
Here we present a case of a patient with breathlessness and cough admitted to the COVID ward. Chest radiography demonstrates findings consistent with lobar collapse, particularly, left upper lobe collapse, giving rise to the 'Luftsichel sign'. This sign has been described in the literature highlighting the importance of recognition and prompt further investigation.