Due to cancer itself

• Tumor infiltration
• Compression on the nerves
• Involvement of nerves/plexus
• Bony metastasis

Due to therapy

• Surgery - Post surgery pain, cannula site pain.
• Radiotherapy – Post radiation necrosis and contracture
• Chemotherapy – Peripheral neuropathy

Other pain

• Other pain / pain unrelated to the disease like joint pain, disc/spine pain.

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