In radiology, the measurement of Böhler's angle on a foot X-ray can help detect fractures of the calcaneus.

On 6 December 1896 an X-ray of a hand by Wilhelm Röntgen was published in Das interessante Blatt magazine.

For a short time (1911—and then again in 1919, 1920), Böhler worked at the clinic of surgeon Julius Hochenegg, who was his Professor at University.

On his way to the congress he met Belgian doctor Albin Lambotte, who told him about surgical methods of fracture treatment.

Mayo gave Böhler a commendatory letter for Arbuthnot Lane in London, who was one of the leading European doctors in surgical fracture treatment, but the breakout of World War I made it impossible for Böhler to visit Lane.

8 der Tiroler Kaiserjäger and in August 1916 he became the leading surgeon at a military hospital for minor casualties in Bozen.

There Lorenz Böhler was able to realize some of his most groundbreaking ideas: everything got specialized and standardized, records were kept for later (statistic) analyses, the most important information got written on the plaster and the patients got sorted according to their kind of physical injury, and those who were able to do some kind of work had to help at the military hospital.

Böhler had seen the chaos in other military hospitals where patients were lying higgledy-piggledy which of course caused difficulties in treating them.

[4] In the summer of 1939 he was one of the 13 physicians of Vienna's University (7 professors and 6 private lecturers) who signed a protest letter against the suggested move of the A.M.A.

from Vienna to London claiming "... that we the undersigned, know of not one case of persecution of a professor for his racial or religious adherence.

[5][6] During World War II Böhler was inter alia working as an advisory surgeon for the Wehrmacht and at the Rudolfspital in Vienna, where he was the head of the surgery department and of a specialized military hospital for bone fractures.

Medical specialist printers refused to publish it, so Böhler asked the bookseller Wilhelm Maudrich (jun.)

It was translated into eight languages: English, Spanish, French, Italian, Russian, Hungarian, Polish and Chinese.