Table 1.

Comparison of the DESH and iNPH Radscale scores

	DESH score	iNPH Radscale
Total	10	12
EI	0, < 0.3 1, 0.3–0.35 2, > 0.35	0, ≤ 0.25 1, > 0.25–0.3 2, > 0.3
Sylvian fissures	0, normal or wider than normal 1, slight dilatation or unilateral 2, bilateral dilatation	0, normal 1, enlarged
Narrow sulci	0, normal or wider than normal 1, slight compression 2, definitive compression	0, normal 1, parafalcine 2, vertex
CA	0, >100° 1, 90–100° 2, < 90°	0, > 90° 1, 90 to > 60° 2, ≤ 60°
Focally enlarged sulci	0, not present 1, some present 2, many present	0, not present 1, present
Temporal horns	NA	0, < 4 mm 1, 4 to < 6 mm 2, ≥ 6 mm
Periventricular hyperintensities	NA	0, not present 1, frontal horn caps 2, confluent areas

DESH disproportionately enlarged subarachnoid space hydrocephalus, iNPH idiopathic normal pressure hydrocephalus, EI Evan’s index, CA callosal angle