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.
Inbreeding is the mating among members of a family. It is an instrument in all livestock breeding to solidify traits, i.e. to firmly install them genetically.Usually, if the inbreeding is not too close, it is referred to as linebreeding (for instance uncle x niece, grandsire x granddaughter).nbreeding is the mating among members of a family. It is an instrument in all livestock breeding to solidify traits, i.e. to firmly install them genetically.