Eponyms in Tuberculosis

• Ghon focus: Initial site of parenchymal involvement at the time of first infection.
• Ranke complex: Combination of a Ghon focus and enlarged or calcified lymph nodes.
• Simon foci: Apical nodules (often calcified) that result from hematogenous seeding at the time of initial infection.
• Rasmussen aneurysm: Pseudoaneurysm of a pulmonary artery caused by erosion from an adjacent tuberculous cavity. Can form months to years after cavity formation.
• Pott disease: Tuberculosis of the spine.

References

• Leung AN. Pulmonary tuberculosis: the essentials. Radiology. 1999 Feb;210(2):307-22.