It's a freckle.
3 seconds sound clip from the The Fortune Cookie (1966) movie soundboard.
You can hear this line at 00:47:25 in the Blu-ray version of the movie.
Quote context
[...]
- Those Chinese. What do they know?
- Squeeze.
- Push.
- E flat?
- Well, gentlemen, the evidence seems to be quite clear.
- There are obvious indications of nerve trauma.
- And what is your learned opinion, Professor Winterhalter?
- I have not formulated an opinion yet, but I have formulated a hunch: fake.
- Pull. Left hand, 80. Right... 2.
- There's a pronounced discrepancy in the reflexes.
- We seem to be confronted with a classic syndrome. Wouldn't you say so, Professor Winterhalter?
- I once saw a similar case in Zurich. Also fake.
- Fascinating, isn't it? The way we can now corroborate subjective symptoms.
[...]