European Society of Toxicologic Pathology (ESTP)
    European Society of Toxicologic Pathology

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Guess What! - ESTP Case 29
posted: 10-Jan-2022          closing: 10-Jul-2022

Due to a 5 cm in diameter sized mass at the left side of the neck, a 20-week-old female Wistar (Han) rat was humanely killed.

Please tell us your morphological diagnosis.

Click on the images below for a larger view.
Case 20, Fig. 1
Fig. 1: Makro
Case 20, Fig. 1
Fig. 2: Overview, H&E
Case 20, Fig. 1
Fig. 3: H&E, 5x
Case 20, Fig. 1
Fig. 4: H&E, 10x
Case 20, Fig. 1
Fig. 5: H&E, 10x
Case 20, Fig. 1
Fig. 6: H&E, 20x
Case 20, Fig. 1
Fig. 7: H&E, 20x
Case 20, Fig. 1
Fig. 8: H&E, 40x

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