Leonardo DaVinci: The First Photographer?

Leonardo da Vinci and the first portrayal of pectus excavatum.

To cite: Ashrafian H. Thorax 2013;68:1081. Studying one of Leonardo da Vinci's images from 1510, I note for the first time that there is an image of pectus excavatum (figure 1) in an elderly individual. This is unlikely to be artistic inaccuracy as his images of others subjects do not reveal a similar pathology. Pectus excavatum was until now first accredited to Johannes Schenck (1530–1598) rep...

Boundary crossing: the physician and the photographer.

Nissuna Umana Investigazione Si Puo Dimandare Vera Scienzia S’essa Non Passa per Le Matematiche Dimostrazioni Leonardo Davinci

Nissuna Umana Investigazione Si Puo Dimandare Vera Scienzia S’essa Non Passa per Le Matematiche Dimostrazioni Leonardo Davinci

Nissuna Umana Investigazione Si Puo Dimandare Vera Scienzia S’essa Non Passa per Le Matematiche Dimostrazioni Leonardo Davinci