How many ways can lasers harm a patient if used incorrectly? Because so far I only know that they can cause serious

Question: How many ways can lasers harm a patient if used incorrectly? Because so far I only know that they can cause serious damage to the eyes if used there.
- Keywords:
  damage,
  danger,
  eye,
  harm,
  patient
Asked by zeeri to Tom on 3 Jul 2012.
- Tom Lister answered on 3 Jul 2012:
  
  You could burn somebodies skin quite badly too, or use a cutting laser to hurt them in any way you could with a scalpel.
  
  They are in big heavy boxes too, so could fall on a patient I guess.

Question: How many ways can lasers harm a patient if used incorrectly? Because so far I only know that they can cause serious damage to the eyes if used there.