... disadvantage of dissolving rubber or plastic parts of the transducer. 22 2 Typical Sonographic Findings in Inflammatory Diseases – emigration of leukocytes, neutrophils, or monocytes (= cell ular in ltra-tion)Abscesses ... 2. 2 Ultrasonic Findings 23 Fig. 2. 1. Acute colitis. Segment of the descending colon. Power Doppler shows multiplecolor pixels in the wall, indicating (in ammat ory) hyperemiaFig. 2. 2. Edematous ... be seen (Fig. 2. 2, 2. 28, 2. 49).Serous exudates can be seen easily as echo-free areas in the typical cav-ities involved, as pericardial (Fig. 2. 3) or pleural effusion (see Fig. 2. 23) aswell as...