Files stored in the UPD format are more commonly known as program update information files. These .upd files are text documents, and its content can be viewed by any text editing or word processing application. Users of Microsoft Windows-based systems can use the Microsoft Notepad application to open and edit these .upd text documents.
Croup (acute laryngotracheobronchitis) on X-ray with steeple sign. Croup, also called acute laryngotracheobronchitis is caused by viral infection of the upper airway usually parainfluenza virus or respiratory syncytial virus (RSV).
What causes non-specific ST-T wave abnormalities? A: Non-specific ST-T wave abnormalities can be caused by digitalis effect, myocardial ischemia, hypokalemia, left ventricular hypertrophy with strain and reciprocal changes from an ST elevation myocardial injury. Getting an electrocardiograph test will help diagnose the problem. Continue Reading.