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Types of Lumps

Breast Cyst
Breast Cyst

A cyst in the breast may feel like a lump, but upon examination the lump is a small, generally harmless sac filled with fluid rather than a cancerous or benign lump of cells. You may have one cyst or many cysts that appear together.

Epidermoid (Sebaceous) Cyst
Epidermoid (Sebaceous) Cyst

Epidermoid cysts, also called sebaceous, keratin, or epithelial cysts, are small, hard lumps that develop under the skin. Epidermoid cysts, also called sebaceous, keratin, or epithelial cysts, are small, hard lumps that develop under the skin.

Ganglion or Synovial Cyst
Ganglion or Synovial Cyst

A synovial cyst of the spine is a fluid-filled sac that develops along the spine. It’s the result of degeneration of a facet joint of the vertebrae of the spine. Most synovial cysts develop in the portion of the lower spine called the lumbar spine. These cysts are uncommon and often don’t produce symptoms. The cysts aren’t deadly or cancerous.

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