The study failed to identify genetic causes in 2 out of 7 families despite clear phenotypes, suggesting novel genes or non-coding variants. This represents a significant diagnostic gap that limits genetic counseling and therapeutic targeting in a substantial portion of patients. Gap type: open_question Source paper: Molecular characterization of recessively inherited ataxic and neuropathic disorders in consanguineous Pakistani families. (2026, Scientific reports, PMID:41606223)
Landscape Summary: What genetic factors cause ataxia/neuropathy in families where exome sequencing fails to identify variants? is a 0.8 priority gap in neurodegeneration. It has 0 linked hypotheses with average composite score 0.000. Status: open.
Colonna, Sevlever, et al. (TREM2 biology)
What genetic factors cause ataxia/neuropathy in families where exome sequencing fails to identify variants? — INVOKE-2 (completed)
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