Serratia pneumonia with Pseudohemoptysis in an Immunocompetent patient

Serratia marcescens, a Gram-negative bacillus belonging to the Enterobacteriaceae family, is generally responsible for nosocomial infections. It produces reddish orange pigment named as prodigiosin. Community acquired pneumonia caused by Serratia marcescens in a healthy patient is very rare.A 38-year-old man presented with main complaints of cough, blood in sputum and fever. The sputum examination and bronchoalveolar lavage revealed that the patient had pseudohemoptysis due to S. marcescens pneumonia.Our patient presented with pseudohemoptysis due to S. marcescens although he was immunocompetent. This is a very rare reported case of community acquired Serratia pneumonia in an immunocompetent patient.