Does injection have hard lump can cancerous meeting

Injection has a hard lump, under normal circumstances is not causing cancer. Because the injection will stimulate the subcutaneous muscle tissue, the formation of fibroids under normal circumstances do not show growth. For example, hip injection, long-term injection in the hip muscle, or injection to the same place, will cause a hard lump, mainly due to the needle and drugs on the muscle damage, stimulate the formation of muscle atrophy. When showing a hard mass, if the hard mass continues to progress and shows tingling, further tests must be carried out. If it shows malignant transformation, the malignant tumor needs to be removed, and radiation, chemotherapy, etc. may be needed. If the disease shows cancer, it must be detected early and treated early.