Xicheng Deng

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Pulmonary hemosiderosis is a disorder with unknown cause and characterized by hemosiderin appreciation in alveolar interstitium from decomposed hemoglobin following alveolar capillary bleeding, which finally leads to pulmonary fibrosis. It can be divided into primary and secondary types in terms of its etiology. While primary types are related to(More)
BACKGROUND/AIMS The enhanced proliferation of pulmonary arterial smooth muscle cells (PASMCs) is a central pathological component in pulmonary arterial hypertension (PAH). Both the Warburg effect and platelet-derived growth factor (PDGF) are involved in the proliferation of PASMCs. However, the mechanism underlying the crosstalk between the Warburg effect(More)
Though chest trauma in children is not so common as it is in adults, it may be life-threatening and suggest a high mortality. Herein we retrospected 59 cases of severe chest trauma of children out of 1506 chest trauma cases during 1986-2006 in our department. Features including demographic characteristics, causes, injury types, associated wound had been(More)
BACKGROUND Though foreign body (FB) aspiration or ingestion is not uncommon in children, a straight pin as the culprit FB is rarely seen. The nature of such a FB makes it sometimes difficult to diagnose and deal with, especially in children. CASE REPORT Here we present such a case who was initially misdiagnosed with FB ingestion but turned out to be an(More)
Pulmonary arterial hypertension (PAH) is a rare yet fatal condition that is characterized by a continuous and notable elevation of pulmonary arterial pressure (PAP), resulting in right heart failure and death. Pulmonary arterial remodelling does not result from abnormal proliferation of pulmonary arterial vascular smooth muscle cells (PASMCs) but from(More)
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