cholesterol granuloma

Cholesterol granuloma is also rare and is described as inflammatory granulation that occurs in response to the deposition of cholesterol crystals.

Cholesterol granulomas are found most commonly in the paranasal sinuses or temporal bones, but there are also rare reports of their occurrence in the peritoneum, parotid gland, lymph nodes, thyroglossal duct, kidney, liver, and spleen.

Localization

 bone (23608269)

• rib (23608269)

Etiology

 Tangier disease

References

 Cholesterol granuloma: a rare benign rib tumor. Sa YJ, Hwang SJ, Sim SB, Lee SH, Moon SW, Park CB. Ann Thorac Surg. 2013 May;95(5):1801-3. doi : 10.1016/j.athoracsur.2012.09.044 PMID: 23608269