Go through these in order and stop at the first one that applies. If you are reading this for someone else, answer for them.
New weakness, loss of sensation, or bladder or bowel problems requires emergency care.
Sudden severe pain or inability to use a limb requires urgent evaluation for a possible fracture.
Follow-up is tailored to the tumor type and treatment.
A benign lesion under observation may need periodic examinations and imaging to confirm that it is stable.
Keep scheduled appointments even if symptoms improve, because growth may not cause immediate symptoms.
After treatment for a malignant bone tumor, follow-up may include examination of the treated area and imaging of the original site and chest.
Visits also address mobility, pain, treatment effects, emotional health, school or work needs, and rehabilitation.
The schedule varies by diagnosis and changes over time.
Contact the treating team between routine visits for a growing lump, new or worsening pain, increasing swelling, reduced limb function, unexplained fever, or new breathing symptoms.
These changes do not necessarily mean the tumor has returned, but they should be assessed.
Every sign above is quoted from the sofidex article on Bone tumor. If you are not sure, err upward — it is always reasonable to be checked.