Question 900
{"accessible":false,"alternatives":[{"id":4526,"text":"IgA"},{"id":4527,"text":"IgD"},{"id":4528,"text":"IgE"},{"id":4529,"text":"IgG"},{"id":4530,"text":"IgM"}],"archived":false,"correctAlternativeId":4529,"explanation":"\u003cp\u003e\u003ca href=\"/articles/multiple-myeloma-1\"\u003eMultiple myeloma\u003c/a\u003e is caused by a malignant proliferation of plasma cells which produce immunoglobulin heavy chains and light chains, light chains alone, or neither. The most commonly produced immunoglobulin is IgG, produced in over half of cases, followed by IgA and light chain only disease. IgD, IgE and IgM production is very uncommon, however, IgM production is common in\u0026nbsp;\u003ca href=\"/articles/waldenstroms-macroglobulinaemia\"\u003eWaldenström\u0026nbsp;macroglobulinemia\u003c/a\u003e.\u003c/p\u003e","id":900,"imageUrl":null,"imageAttribution":null,"imageAttributionCaseInfo":null,"firstQuestionPath":"/questions/2230","nextQuestionPath":"/articles/multiple-myeloma-1/questions/36","relatedArticles":[{"id":21833,"title":"Waldenström macroglobulinemia","link":"/articles/waldenstrom-macroglobulinaemia?lang=us"}],"alsoUsedIn":[],"stem":"\u003cp\u003eWhich\u0026nbsp;immunoglobulin is most commonly produced in multiple myeloma?\u003c/p\u003e","menuLinks":[{"text":"Report problem with question","url":"https://docs.google.com/forms/d/e/1FAIpQLSfO3soWYhOjJ7yErSysyCe5V4A1CqW7WK3rDA7MtAkecMGqNw/viewform?entry.1624461248\u0026entry.553583435=https://radiopaedia.org/questions/900"}],"attemptsPercentages":[{"alternativeId":"4530","percentage":21},{"alternativeId":"4527","percentage":1},{"alternativeId":"4526","percentage":11},{"alternativeId":"4528","percentage":3},{"alternativeId":"4529","percentage":64}],"promptToLogin":false,"questionManager":false,"articleId":"multiple-myeloma"}