Publications by authors named "Nguyen Ho Lam"

Pneumonia occurs commonly in bronchiectasis patients with exacerbation, though necrotizing pneumonia remains rare. This report presents two cases of bronchiectasis complicated by necrotizing pneumonia. The first case involves a 39-year-old female with bronchiectasis due to primary ciliary dyskinesia.

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Re-expansion pulmonary edema (REPE) and mucus plug-induced atelectasis are potential complications that clinicians should be aware of following chest tube placement for pneumothorax.

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Unlabelled: Infection caused by ha s rapidly become a global health threat. created a significant healthcare burden due to various complicating factors, including misidentification by commercial identification methods, potent antifungal resistance, high mortality rates and the possibility of nosocomial outbreaks through direct contact. In Vietnam, there are currently no clinical reports on infections.

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Central airway obstruction often presents with respiratory symptoms identical to those of common respiratory diseases. Diagnosis of central airway obstruction is challenging in clinical practice, especially misdiagnosed as asthma or chronic obstructive pulmonary disease in case of "normal" chest X-ray. Here, we reported five central airway obstruction cases: the first and fourth cases misdiagnosed as asthma, the second masquerading as chronic obstructive pulmonary disease exacerbation, the third diagnosed incorrectly with non-resolving pneumonia, and the fifth misdiagnosed as chronic obstructive pulmonary disease.

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Article Synopsis
  • Liquid-based cytology (LBC) has advantages over conventional smears (CS) for diagnosing lung cancer, but its effectiveness with bronchoalveolar lavage (BAL) fluid has been inconsistent.
  • A study involving 92 patients compared the sensitivity, specificity, positive predictive value (PPV), and negative predictive value (NPV) of LBC against CS, confirming final diagnoses via biopsy.
  • Results showed LBC had higher sensitivity (25.7%) and better NPV (19.4%) than CS (sensitivity 15.4%, NPV 15.4%), but the differences weren't statistically significant; the study suggests more research is needed on how fluid volume used in LBC affects its accuracy.
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Pulmonary alveolar proteinosis (PAP) is an uncommon disease and its diagnosis remains challenging. During the COVID-19 pandemic, it has been difficult to distinguish between PAP and post-COVID-19 pulmonary sequelae. Here we present a case of a 44-year-old male patient who experienced exertional dyspnea after recovering from COVID-19.

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Cough is a common symptom occurring in patients with acute coronavirus disease 2019 (COVID-19) infection as well as during the post-COVID-19 period. The post-COVID-19 cough can improve over time and the incidence of sustained post-COVID-19 chronic cough is low. Approaching post-COVID-19 cough is challenging to clinicians including pulmonologists and allergists due to a diverse set of etiologies and the lack of published guidance on effective treatments.

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has been rarely mentioned as a causative organism of thoracic empyema in previous literature. Here, we reported two cases (a 66-year-old male farmer and a 57-year-old male security guard) presenting with fever and pleuritic chest pain. Their chest computed tomography scans revealed pleural effusion which was frank pus confirmed through thoracentesis.

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To differentiate cavitary lung lesions caused by melioidosis and tuberculosis is challenging, especially in endemic countries. A study with a matched-sampling method (16 cavitary pulmonary melioidosis 16 cavitary pulmonary tuberculosis) showed characteristics of bacterial infection more obvious and severe in the melioidosis patients, which were useful to distinguish two conditions.

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Deforestation of native tropical forests has occurred extensively over several decades. The plantation of fast-growing trees, such as spp., is expanding rapidly in tropical regions, which can contribute to conserve the remaining native tropical forests.

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Asthma and pulmonary tuberculosis (PTB) are disease entities with different pathogenesis. However, endobronchial tuberculosis (EBTB), a peculiar form of PTB, can mimic the symptoms of asthma. Although uncommon, the coexistence of asthma and PTB can appear.

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Background: Clinical characteristics of endobronchial tuberculosis (EBTB) patients whose sputum smears were negative have not been elucidated yet.

Method: EBTB patients with negative sputum smears were documented retrospectively at the outpatient pulmonary clinic from late 2015 to early 2019.

Results: We described the characteristics of 31 EBTB patients with negative sputum smears.

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Background: Stepping down treatment for well-controlled mild asthma is challenging to clinicians. The step-down strategy using regularly-intermittent low-dose inhaled corticosteroid has been applied at the University Medical Center (UMC) of Ho Chi Minh City, called as "UMC" approach.

Objective: This study aimed to evaluate the efficiency of UMC step-down strategy in well- controlled mild asthma.

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Background/aims: Although international guidelines for bronchiectasis management have been published in Western countries, there is a lack of data about their application in Asian populations including patients with different phenotypes. We aimed to investigate the current status of bronchiectasis management in Asian populations.

Methods: A nationwide questionnaire survey was performed of Asian respiratory specialists from South Korea, Japan, Taiwan, Singapore, Vietnam, and Sri Lanka.

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Necrotizing pneumonia induced by is a rare but severe condition. It is difficult to distinguish between -associated and bacterial necrotizing pneumonia. The optimal treatment for this condition is controversial.

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Dysphagia is the most common symptom in symptomatic patients with aberrant right subclavian artery (ARSA) and also the risk factor of aspiration, especially in elderly patients. We presented an 84 year-old female patient with dysphagia induced by the compression of ARSA to the adjacent structures. Recurrent pneumonia and bibasilar bronchiectasis were recorded in the association with ARSA.

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Background: Endobronchial tuberculosis (EBTB) is a challenging diagnosis because of its varied clinical and radiological manifestations. Hilar asymmetry on chest radiograph (CXR) may be found in patient with EBTB but is often overlooked, which may lead to delayed diagnosis.

Case Report: We present five cases with EBTB.

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Boerhaave's syndrome is a rare and severe condition with high mortality partly because of its atypical presentation resulting in delayed diagnosis and management. Diagnostic clues play an important role in the approach to this syndrome. Here, we report a 48 year-old male patient hospitalized with fever and left chest pain radiating into the interscapular area.

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Allergic Bronchopulmonary Aspergillosis (ABPA) can be diagnosed in an asthmatic with suitable radiologic and immunological features. However ABPA is likely to be misdiagnosed with bacterial pneumonia. Here we report a case of ABPA masquerading as recurrent bacterial pneumonia.

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