Gail E Graham

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PURPOSE The purpose of the current study was to assess the penetrance of NRXN1 deletions. METHODS We compared the prevalence and genomic extent of NRXN1 deletions identified among 19,263 clinically referred cases to that of 15,264 controls. The burden of additional clinically relevant copy-number variations (CNVs) was used as a proxy to estimate the(More)
  • G E Graham
  • 1981
During lumbar disk excision for sciatica, doubts may occasionally arise as to the level of the lesion or the degree of involvement of the particular nerve root being observed. Following removal of the obstructing agent, can we be certain that liberation of the nerve root is complete? These anxieties can be dispelled by performing a straight-leg raising test(More)
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