Xiao-mao Xu

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OBJECTIVE To describe the epidemiology of endobronchial lipoma and to propose appropriate diagnostic and therapeutic policies for this tumor. METHODS Two cases of endobronchial lipoma were presented and 38 cases reported in literatures published in mainland China were reviewed. RESULTS Thirty-one male and 9 female patients were included, with a mean age(More)
OBJECTIVE To evaluate the role of matrix metalloproteinases-9 (MMP-9) and tissue inhibitor of metalloproteinases-1 (TIMP-1) in the pathogenesis of chronic obstructive pulmonary disease (COPD). METHODS Five milliliters of peripheral venous blood were extracted form 36 patients with COPD, subdivided into stable group (CS group, n = 12), exacerbation group(More)
OBJECTIVE To analyze characteristic CT enhancement patterns of noncalcified pulmonary tuberculomas and their pathological basis. METHOD Fifty-six patients with noncalcified pulmonary tuberculomas underwent surgical resection of the tuberculomas. Enhanced CT images of these tuberculomas were reviewed and analyzed in relation to the histological findings.(More)
OBJECTIVE To improve recognition of saddle pulmonary embolism (SPE). METHODS A retrospectively review was performed for patients diagnosed with SPE determined by CTPA from Jan 2004 to Jan 2012. RESULTS Fifteen SPE patients(4.44%) were found in 338 documented PE patients confirmed by CTPA. There were 7 males and 8 females, with an average age of (57 ±(More)
OBJECTIVE To enhance the understandings of clinical, radiological and pathological features of hypersensitivity pneumonitis (HP). METHODS Six HP cases with pathological data, clinical and radiological data were retrospectively analyzed during the period from February 2009 to September 2011 at Beijing Hospital of Ministry of Health. There were 2 males and(More)
OBJECTIVE To study the efficacy of montelukast, a cysteinyl leukotriene receptor antagonist, in the treatment and prevention of exercise-induced bronchoconstriction (EIB) in mild asthmatic patients and patients with exercise-induced asthma (EIA). METHODS Thirty mild asthmatic patients with positive standardized exercise challenge test were enrolled. The(More)
OBJECTIVE To describe the clinical manifestations and diagnosis of pulmonary mucormycosis. METHODS We presented 5 proven diagnosed cases of pulmonary mucormycosis in our hospital and reviewed all proven cases of pulmonary mucormycosis previously reported in mainland China. Publications in the form of case reports and articles between January 1982 and(More)
BACKGROUND & OBJECTIVES Identifying the correlation of focal lesions to the liver vessel system is a key factor in selecting treatment patterns for focal hepatic diseases. This study was to evaluate the feasibility of 3-dimensional reconstruction and the fusion image between the 3-dimensional dynamic contrast-enhanced magnetic resonance angiography (3D DCE(More)
OBJECTIVE To evaluate the long-term efficacy and safety of laser in situ keratomileusis (LASIK) for extremely high myopia (with a preoperative refraction more than -10.00 diopters). METHODS 173 eyes of 99 patients with a mean spherical equivalent (SE) of (-13.70 +/- 3.60) D (range -10.00 approximately 23.50 D), including 41 eyes with more than -15.00 D,(More)