1 Internal Medicine, Emergency, and Radiology Department, Hospital of Laredo, Avda Derechos Humanos s/n, 39770, Laredo, Cantabria, Spain. mfcarrascosap@gmail.com.
2 Internal Medicine, Emergency, and Radiology Department, Hospital of Laredo, Avda Derechos Humanos s/n, 39770, Laredo, Cantabria, Spain.
3 Intensive Care Unit and Radiology, Otorhinolaryngology, Thoracic Surgery, and Pneumology Department, University Hospital Marqués de Valdecilla, Avda Valdecilla 25, 39008, Santander, Cantabria, Spain.