| ITSHD | isolated thyroid-stimulating hormone deficiency |
|---|---|
| LAD | lactic acid dehydrogenase; left anterior descending [artery]; left axis deviation; leukocyte adhesio... |
| LID | large intraluminal density; late immunoglobulin deficiency; lymphocytic infiltrative disease |
| MADD | Mothers Against Drunk Driving; multiple acyl-CoA dehydrogenase deficiency |
| MEDAC | multiple endocrine deficiency, Addison's disease, and candidiasis [syndrome] |