U.S. doctors online nowAsk doctors free
A 35-year-old female asked:

I fell a few years ago down the stairs and had a hematoma on my lower back and butt and i noticed that i have a knot could that be the cause of it? the knot doesnt hurt just worried. because i have neurofibromatosis and i know knots can come up too?

1 doctor answer1 doctor weighed in
Dr. James Ferguson
Pediatrics 47 years experience
When a large bruise/hematoma forms there can be a knot of calcium deposited at the site. This can take upwards of a year to fade. I doubt it has anything to do with the NF.
Created for people with ongoing healthcare needs but benefits everyone.

Related questions

A 40-year-old member asked:
What causes neurofibromatosis?
3 doctor answers8 doctors weighed in
A 34-year-old member asked:
Is it normal for optic nerve tumors to cause impairment in vision (neurofibromatosis 1)?
2 doctor answers3 doctors weighed in
Last updated Mar 20, 2021


Content on HealthTap (including answers) should not be used for medical advice, diagnosis, or treatment, and interactions on HealthTap do not create a doctor-patient relationship. Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency.