The hyperdense lumen sign: the tale of the elusive pulmonary embolism.

@article{Okechukwu2014TheHL,
  title={The hyperdense lumen sign: the tale of the elusive pulmonary embolism.},
  author={Nancy Okechukwu and Sheilah M Curran-Melendez and Allison Weyer and Timothy J Mickus},
  journal={BMJ case reports},
  year={2014},
  volume={2014}
}
A 55-year-old man with a history of chronic obstructive pulmonary disease (COPD) presented to the emergency department with 2 weeks of progressively worsening dyspnoea. The admitting service interpreted the initial chest radiograph as demonstrating a right lower lobe infiltrate. The patient was admitted for acute COPD exacerbation secondary to right lower lobe pneumonia and was started on antibiotics. An unenhanced chest CT was obtained, which demonstrated hyperdensities within the bilateral… CONTINUE READING