Not usually: If the a brain tumor grows a lot from inside the brain, it rarely protrudes outside of the hard skull to form a 'knot' on the head. I.
Answered 8/30/2013
4.9k views
No: Brain tumors grow within your brain, inside your head. Knots on the outside (on your head) are not brain tumors, they have to do with the skull bone, scalp muscles or skin. Have your doctor take a look to make sure what this is.
Answered 11/2/2015
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