Biomarker review finds recurring associations in idiopathic intracranial hypertension
Several biological signals appeared repeatedly across studies, but differences in methods and populations limit what they establish about diagnosis or disease mechanisms.
Based on the published abstract. The full paper may contain additional methods, results and limitations.
The 30-second takeaway
The review identified recurring associations involving leptin, androgen regulation and neurofilament light chain in people with idiopathic intracranial hypertension. Other inflammatory findings were less consistent. These patterns may help frame research questions, but the abstract does not establish that any marker causes the condition or is ready to guide individual diagnosis or treatment.
Study methods and populations differed substantially. The abstract provides no diagnostic accuracy estimates or consistent comparison framework, so it cannot establish how reliably these markers distinguish the condition or guide care.
Consistency varied across markers
Leptin elevations recurred across studies, while findings for specific inflammatory markers varied. Neurofilament light chain was increased and correlated with disease severity. These are reported biological associations, rather than evidence that changing the markers improves symptoms.
Headache findings were exploratory
Studies of a marker called CGRP reported higher levels, particularly among people with migraine-like headache. The authors view it as a candidate for further investigation; the abstract does not demonstrate a tested strategy for managing headache.
The original publication
Cerebrospinal fluid and serum biomarkers in idiopathic intracranial hypertension: A systematic review.
Romozzi M, Zeoli F, Martinelli R et al.
Headache · 2025
- PubMed ID
- 40781762
- Record checked
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