Table 1.

Common Clinical Features of Classic A-T by Age

	< 5 Years	5–15 Years	>15-20 Years	>20 Years
Ataxia	√	√	√	√
Deterioration of neurologic function		√
Immunodeficiency	√	√	√	√
Infections	√	√	√	√
Sinopulmonary symptoms	√	√	√	√
Dysarthria		√	√	√
Dysphagia		√	√	√
Telangiectasias		√	√	√
Growth faltering		√	√
Nutritional compromise		√	√	√
Lymphoid cancers	√	√	√	√
Solid organ cancers				√
Metabolic syndrome			√	√
Liver disease
Diabetes