AFP-producing lung squamous carcinoma.
Learning Point for Clinicians

In July 2016, a 59-year-old Chinese male experienced progressive backache for one month and 2-week cough and expectoration. At first, his back pain was intermittent, which could be alleviated by rest, then worsened rapidly. One week before admission, the patient was unable to walk because of tearing pain. Besides, he suffered from paroxysmal cough with bloody sputum. He was a heavy smoker with one pack per day for 40 years and allergy to sulfanilamide. His past history was unremarkable except for a 10-year coronary disease without regular intervention. On physical exa mination, breath sounds were weak in the lower lobe …