Clinical Interpretation of Repeated Isolation of Leclercia adecarboxylata from Sputum Specimens in an Elderly Patient with Limited Systemic Inflammatory Response: A Case Report

Background

Leclercia adecarboxylata is an uncommon Gram-negative bacillus traditionally regarded as an environmental organism or opportunistic pathogen. The clinical significance of respiratory isolation remains uncertain because sputum cultures may represent contamination, colonization, or true infection.

Case presentation