PMC9294263_01
A peripherally enhancing lesion measuring approximately 1.2 by 1 cm by 1 cm with surrounding vasogenic edema.
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Once admitted, an MRI brain, with and without contrast was done, which was concerning for possible intracranial abscess that had decompressed into the left occipital horn with ventriculitis (Fig. 1).
A left upper lobe hypervasculature structure, measuring 1.8 by 1.8 cm, suggestive of an AV malformation.
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The CT scan was remarkable for two pulmonary arteriovenous malformations (PAVMs) in the left upper lobe (Fig. 2).
Follow up MRI imaging revealing resolution of the brain abscess.
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Imaging showed near complete resolution of the abscess with minimal residual enhancement (Fig. 3).