Selection of Resistance to Clarithromycin in Mycobacterium abscessus Subspecies.

Mycobacterium abscessus is an emerging pathogen against which clarithromycin is the main drug used. Clinical failures are commonly observed and were first attributed to acquired mutations in rrl encoding 23S rRNA but were then attributed to the intrinsic production of the erm(41) 23S RNA methylase. Since strains of M.

Cystic Pulmonary Myxoid Liposarcoma Mimicking Endobronchial Blood Clot.

A 71-year-old-man was transferred to our hospital in November 2012 for a bronchial artery embolization in the context of recurrent blood clots obstructing the left lower bronchus. Since June 2012, he had been explored for a cystic hypermetabolic lesion of the entire left lobe, and underwent 3 bronchoscopies and 2 computed tomography scan-guided biopsies, with no success. A fourth bronchoscopy enabled the extraction of a large blood clot (8×1.

[Lung sarcoidosis: Clinical features and therapeutic issues].

Sarcoidosis is a granulomatous disease of unknown cause. This proteiform disease is characterized by an almost constant and often predominant lung involvement. The natural history of disease is difficult to predict at presentation.

Interstitial Lung Disease in Werner Syndrome: A Case Report of a 55-Year-Old Male Patient.

Werner syndrome (WS) is a progeroid or premature aging syndrome characterized by early onset of age-related pathologies and cancer. The average life expectancy of affected people is 52.8 years and tends to increase.