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Table 2 Magnetic resonance imaging findings in the hypothalamic-pituitary regions of seven patients with hypothalamic-pituitary Langerhans cell histiocytosis

From: Clinicopathological features and BRAFV600E mutations in patients with isolated hypothalamic-pituitary Langerhans cell histiocytosis

No. Post signal AP WPS (mm) HI Details of the lesions Changes during follow-up
Number Signal intensity on T1WI Signal intensity on T2WI Enhancement Border
1 Absent Normal 7.1 Absent Single Isointensity Isointensity Homogeneous Relatively clear Regression
2 Absent Normal 7.0 Absent Single Isointensity Isointensity Homogeneous Relatively clear Stable
3 Absent Normal 6.6 Present Single Isointensity Isointensity Homogeneous Irregular Increased, PS enlargement
4 Absent Enlarged 5 Absent Single Isointensity Isointensity Homogeneous Obscure Not available
5 Absent Normal 8.5 Present Single Isointensity Isointensity Homogeneous Relatively clear Regression
6 Absent Enlarged 6.6 Absent Single Slightly Hypointense Slightly Hyperintense Heterogeneous Obscure Stable
7 Absent Normal 9 Absent Single Isointensity Isointensity Homogeneous Relatively clear Regression
  1. AP anterior pituitary, WPS width of the pituitary stalk, HI hypothalamus involvement, PI pituitary involvement
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Diagnostic Pathology

ISSN: 1746-1596

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