Publications by authors named "Andrew G Villanueva"

An 82-year-old man known case of chronic lymphocytic leukemia (CLL) presented with fever and weakness. He had never received any treatment for his CLL in the past. On admission he was found to be in mild respiratory distress with bilateral crackles and had markedly elevated white blood count (WBC) (137 K/uL with 93% lymphocytes).

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Background: Thoracoscopic talc insufflation (TTI) has been used to obliterate the pleural space and prevent recurrent pleural effusions or pneumothorax. Reports of acute pneumonitis and ARDS after the use of talc raised concern about its safety. Differences in particle size of various talc preparations may explain the variable occurrence of pneumonitis.

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Purpose: Several studies have demonstrated the diagnostic yield of medical thoracoscopy (pleuroscopy) in making the diagnosis of malignant pleural effusion (MPE). No previous studies, however, have reported long-term outcomes for patients undergoing diagnostic pleuroscopy in whom no malignancy was demonstrated either with cytologic examination of pleural fluid or pathologic examination of thoracoscope-guided pleural biopsies. We report the results of long-term follow-up (at least 3 y) of patients with the diagnosis of nonmalignant pleural effusions (NMPEs) after pleuroscopy.

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