Legionella feeleii Serotype 2 Pneumonia in a Man with Chronic Lymphocytic Leukemia: a Challenging Diagnosis

Legionella feeleii has rarely been reported as causing pneumonia in patients with hematologic malignancies. We present a case of Legionella feeleii serotype 2 pneumonia with empyema in a man with chronic lymphocytic leukemia and describe the methods of identifying this organism using both standard methods and newer diagnostic techniques.