Correct!
4. 1 and 3
Nocardiosis is not uncommon in immunocompromised hosts (3). Most are associated with pneumonia which often disseminates in the blood and lymph to the lymph nodes, skin, and/or brain. Although she had no symptoms or physical findings, a brain MRI was performed because of the likelihood of finding a brain abscess (Figure 4).
Figure 4. Representatives images from brain MRI. Not the multiple lesions most prominently seen in the right frontal cortex.
The patient was continued on the sulfamethoxazole-trimethoprim. Prolonged, probably life-long, therapy is planned. The patient slowly improved. A follow up chest x-ray showed the pneumonia to be mostly resolved.
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