Source:http://linkedlifedata.com/resource/umls/id/C0869474
MSH: Impaired ability in numerical concepts. These inabilities arise as a result of primary neurological lesion, are syndromic (e.g., GERSTMANN SYNDROME ) or acquired due to brain damage.,NCI: A wide group of related learning disorders characterized by difficulties with mathematics and manipulating numbers; the difficulty with math may be caused or exacerbated by visuo-spatial or language processing difficulties.