Chest Radiology > Pathology > Atelectasis > General. Atelectasis is collapse or incomplete expansion of the lung or part of the lung. This is one of the most common findings on a chest x-ray. It is most often caused by an endobronchial lesion, such as mucus plug or tumor.
A Labradoodle, a crossbreed between a poodle and a retriever. A crossbreed or crossbred usually refers to an organism with purebred parents of two different breeds, varieties, or populations.
Cross country (XC) flight is a standard part of Private Pilot training. One must accurately fly long distance routes between multiple airports. This requires all of the skills needed to fly an airplane, including navigation, weather evaluation, fuel management, and use of controlled airspace.