There is an egg-sized bag on the right upper corner of the sternal fork bone, which may be caused by costochondritis, soft fibrous tumor, lipoma, etc. It is recommended to consult a doctor in time to clarify the cause of the disease.
1. Chondromalacia: Chondromalacia refers to inflammatory lesions that occur in the rib cartilage. The causes of costochondritis include trauma, chronic strain injury, pathogenic bacterial infection and so on. The main manifestation of costochondritis is the swelling and elevation of the rib cartilage area, with localized pain of varying degrees, and obvious compression pain when pressed. An egg-sized bag on the right upper corner of the sternal fork bone may be caused by costochondritis.
2. Chondroma: Chondroma, also known as skin lumps, is a papillomatous, flabby growth of varying sizes that forms in the neck, armpits and other skin folds. Molluscum contagiosum is a benign tumor, caused by repeated friction or overgrowth of the skin. An egg-sized bag on the right upper corner of the sternum may be caused by soft fibroid tumor.
3. Lipoma: Lipoma is a common benign soft tissue tumor, which is a tumor of normal fat-like tissue. The causes of lipoma include heredity, abnormal fat metabolism and so on. Lipoma occurs in limbs and trunk, and is usually a painless mass of small size. An egg-sized lump in the upper right corner of the sternal fork bone may be caused by lipoma.
If you feel unwell, it is recommended to consult a doctor in time to avoid delaying the condition or causing adverse reactions.