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Diagnostic ultrasound ( PDFDrive )

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CHAPTER 5 The Spleen 151

A

B

Spleen

C

FIG. 5.14 Splenic Abscess. (A) Coronal sonogram shows a

gas collection with “dirty shadowing” (arrowhead). (B) Conirmatory

computed tomography scan conirms the presence of gas and

luid within the spleen. (C) Methicillin-resistant Staphylococcus

aureus (MRSA) abscess in a different patient with endocarditis

and septic emboli shows a complex cyst with debris.

A

B

C

FIG. 5.15 Tuberculosis (TB) in Two

Patients. (A) Coronal sonogram shows

calciied granulomas with shadowing in the

superior aspect of the spleen and echo-poor

lesions (arrowheads) in the midportion

resulting from reactivated TB. (B) Transverse

and (C) coronal extended–ield of view

images in a young AIDS patient with active

miliary TB. Numerous tiny hypoechoic

nodules are present throughout the enlarged

spleen.

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