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Spontaneous Regression Of A Pituitary Cyst: Report Of Two Cases

Nishio et al., 2001Brain tumor

Nishio, S., Morioka, T., Suzuki, S., & Fukui, M. (2001). spontaneous regression of a pituitary cyst: report of two cases. Clinical imaging, 25(1), 15–17. https://doi.org/10.1016/s0899-7071(00)00233-3

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Case Details

Disease Location

Pituitary gland

Personal Characteristics

31 -year-old female,

Clinical Characteristics

Suffered sudden severe headaches, nausea and vertigo which regressed in following 3 days, no history of lethargy, menstrual changes or galactorrhea. Neurological exams on the fourth day were normal, no evidence of nuchal rigidity or visual field deficits. Luteinizing, follicle-stimulating, thyroid stimulating, growth hormoness, prolactin, and corightisol were all normal. Sagittal t1-weighted MRI (date none reported) showed a fluid level with hyperintense signal anteriorly and hypointensity posteriorly. T2-weighted, cyst content was hypointense. Gadopentetate dimeglumine showed enhancement in cyst circumference. Minimal chiasmal compression and paucity of clinical findings

Remission Characteristics

6 months after onset, cyst regressed in size. No regrowth has been observed in a 3-year follow-up MRI

Treatment & Mechanisms

Proposed Remission Mechanisms

Fluid in the cyst might have been resorbed or the cysts ruptured

Clinical Treatment

None reported

Non-Clinical Treatment

None reported