A 67-year-old man presented to the clinic with a history of diabetes and complaints of fever, extreme weakness and respiratory distress. The patient’s chest X-ray showed right lower lobe consolidation and a diagnosis of severe community-acquired pneumonia was made. He was treated with antibiotics, ventilatory support (non-invasive), and was admitted to the intensive care for a week.

A nasopharyngeal swab showed positive for influenza A, which was determined by PCR. During follow-up two weeks later, the patient again presented with low grade fever, mild hypoxia and a significant weight loss of 15 kg. The following lab investigations were observed: Chest X-ray and CT: Dense consolidation in the right lower lobe a Bronchoalveolar lavage: Non-acid fast, gram positive, branching, filamentous bacteria b Culture on blood agar: Actinomycetes  ##Disclaimer## The content provided on Docplexus is…