Abstract

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Highlights

  • A 28 year-old man was admitted to the hematology unit of a tertiary care hospital following an episode of hemoptysis and fever 170 days after an allogeneic bone marrow transplant

  • The organism was further identified as Nocardia asteroides

  • Whenever branching, beaded, filamentous Gram-positive rods are cultured under aerobic conditions, the possibility of infection with Nocardia species should be raised

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Summary

Marc G Romney MD

A 28 year-old man was admitted to the hematology unit of a tertiary care hospital following an episode of hemoptysis and fever 170 days after an allogeneic bone marrow transplant. Total white blood count was 1.5×109/L, with hemoglobin 85 mg/L and platelets 14×109/L. A chest x-ray was performed and provisionally reported as normal. On review of the patient’s chest x-ray, a faint nodule in the right upper lobe was discerned, which in retrospect had been present for two weeks. After 72 h incubation, a blood culture from the original septic work-up yielded growth of a bacterial species

What is the diagnosis?
DISCUSSION
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