Katzenkratzkrankheit
![](https://pacs.de/sites/default/files/pictures/thumbs/www.eurorad.org/9/4/7/2/2/000001_thumb.jpg)
Cat-scratch
disease encephalitis. Using the convex transducer probe subtle small hypoecoic lesions were identified (yellow arrows).
![](https://pacs.de/sites/default/files/pictures/thumbs/www.eurorad.org/9/4/7/2/3/000002_thumb.jpg)
Cat-scratch
disease encephalitis. After changing to a high-frequency linear probe, multiple hypoechoic liver and splenic lesions became more conspicuous (yellow arrows), consistent with hepato-splenic granulomata or micro-abscesses.
![](https://pacs.de/sites/default/files/pictures/thumbs/www.eurorad.org/9/4/7/2/4/000003_thumb.jpg)
Cat-scratch
disease encephalitis. Axial DWI images of the brain showing scattered cortical altered diffusion (blue arrows), probably related to cerebral vasogenic oedema.
![](https://pacs.de/sites/default/files/pictures/thumbs/www.eurorad.org/9/4/7/2/5/000004_thumb.jpg)
Cat-scratch
disease encephalitis. Unenhanced brain CT showed no relevant abnormality.
![](https://pacs.de/sites/default/files/pictures/thumbs/www.eurorad.org/9/4/7/2/7/000005_thumb.jpg)
Cat-scratch
disease encephalitis. Liver MRI confirmed the presence of multiple T2-hyperintense lesions showing restricted diffusion (red arrows) compatible with granulomata or micro-abscesses.
![](https://pacs.de/sites/default/files/pictures/thumbs/www.eurorad.org/9/4/7/2/8/000006_thumb.jpg)
Cat-scratch
disease encephalitis. One week after the acute onset of CSD encephalitis, abdominal sonography was performed. The hypoechoic lesions have increased in size, possibly related to post-treatment changes.
![](https://pacs.de/sites/default/files/pictures/thumbs/www.eurorad.org/9/4/7/2/9/000007_thumb.jpg)
Cat-scratch
disease encephalitis. Sonography revealed a hypoechoic rounded lesion (yellow arrows) with a vascular hilum (blue arrow), with an adjacent subcutaneous collection (red arrows), consistent with supurative inflamatory lymphadenopathy.Prat-Matifoll J.A, Department of Radiology, Vall Hebron Hospital
![](https://pacs.de/sites/default/files/pictures/thumbs/data.pacs.de/9/7/8/5/8/13244_2022_1166_Fig6_HTML_thumb.jpg)
Imaging of
parotid anomalies in infants and children. Cat scratch disease. Left, intraparotid necrotic lymphadenitis: ultrasonography (a); axial T1-weighted image, after intravenous administration of gadolinium chelate (b)
![](/sites/all/modules/pacs/tools/imgs/Iris_color_40.png)