BOF 52
Features of simple mechanical back pain, all are true,
except:
1-sudden onset, usually precipitated by sudden lifting
or bending
2-the pain is variable but improves at rest
3-age of the patients usually between 20-50 years
4-the patient is systemically well
5-90% improves after 1 year
Answer 5
90% improves after 6 weeks so it has an excellent
prognosis
Also other features:
Tendency for recurrent episodes, pain is limited in
the back or thigh but NEVER below the knee and no clear cut root signs