The Infona portal uses cookies, i.e. strings of text saved by a browser on the user's device. The portal can access those files and use them to remember the user's data, such as their chosen settings (screen view, interface language, etc.), or their login data. By using the Infona portal the user accepts automatic saving and using this information for portal operation purposes. More information on the subject can be found in the Privacy Policy and Terms of Service. By closing this window the user confirms that they have read the information on cookie usage, and they accept the privacy policy and the way cookies are used by the portal. You can change the cookie settings in your browser.
An 11-year-old black male presenting with severe subacute sensory ataxia, unusual skin hyperpigmentation, megaloblastic anemia, low serum B12 levels, and an abnormal part I Schilling test was diagnosed with pernicious anemia in the context of a polyglandular syndrome. Intrinsic factor and thyroid microsomal antibodies were positive, and thyroid-stimulating hormone levels were undetectable. There was...