Page 369 - Feline diagnostic imaging

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(a) (b)

Figure 22.31 A 16-year-old Maine Coon had an intestinal mass that was diagnosed as large cell lymphoma following ultrasound-
guided aspiration. (a) The mass was almost anechoic in some areas with patches of increased echogenicity. Normal colon wall
(arrow) can be seen at the right side of the image. (b) The mass measured 3.2 × 4.1 cm between the calipers.

(a) (b)

Figure 22.32 Fine needle aspiration of the gastrointestinal tract. A 6-year-old domestic shorthair had a five-month history of
tenesmus and diarrhea. A mass was palpated in the left caudal abdomen. (a) On ultrasonography, a mass was found in the colon,
measuring 2.4 × 3.2 cm. The mass had mixed echogenicity. (b) An arrow indicates the tip of the needle during ultrasound-guided
fine needle aspiration of the colonic mass.

References

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