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).
1 Axis deviation â QRS widening with changes in QRS morphology â and peaked T wave inversion are all examples of ECG abnormalities that may simply be due to the hyperkalemia. However, the most remarkable finding are the very tall, peaked T waves with narrow base (Eiffel Tower effect) in several precordial leads (Figure 2). 2  This strongly suggests Hyperkalemia.