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Washington University Experience | MISCELLANEOUS | Hypophysitis | Hypophysitis - Xanthomatous | 1D1 Hypophysitis, Xanthomatous, ruptured RCleftC (Case 1) H&E 3 copy
One large collection of amorphous material resembles colloid (arrows) and is admixed with residual necrotic debris. Although this may represent colloid as might be expected in a Rathke’s cleft cyst, it also resembles extraneous surgical material with its linear margins. The lack of significant reaction to the material at its margins makes the distinction problematic (H&E), .
