PMC9535611_01
Biological course.
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F1
Laboratory examination found a persistent inflammatory state with neutrophilic leukocytosis (WBC 35,000/mm3, neutrophils 80%) and CRP at 303 mg/L (Figure 1).
Axial gadolinium-enhanced T1 MR Image:bilateral hyper intense subdural fluid collection surrounded by a contrast-enhancing rim. (larger on the left side) with left-to-right midline shift. Neither parenchymal involvement nor related cerebral oedema.
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F2
No parenchymal intensity areas were detected (Figure 2).
Axial gadolinium-enhanced T1 MR Image:spontaneous and complete resolution of subdural collection.
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F3
Three months later, follow-up MRI images were normal (Figure 3).