Pollutant particles with a smaller diameter, density, and flow rate can enter the deep lung, but large particles with a low density may also enter the deep airways, according to a study. Researchers ...

Synchronous lung metastasis occurs in less than 1% of patients with renal masses less than 4 cm in diameter, so chest imaging in these cases may be unwarranted, according to investigators. Renal mass ...

Please provide your email address to receive an email when new articles are posted on . A 54-year-old man with squamous cell carcinoma of the lung with lymph node and osseous metastases underwent ...

Dr. Jonathan E. Eisen: A 47-year-old woman presented to this hospital early during the pandemic of coronavirus disease 2019 (Covid-19), the disease caused by severe acute respiratory syndrome ...