BIGG

Resultados: 1

Fluorescent light-emitting diode (‎LED)‎ microscopy for diagnosis of tuberculosis: policy statement

Conventional light microscopy of Ziehl-Neelsen-stained smears prepared directly from sputum specimens is the most widely available test for diagnosis of tuberculosis (TB) in resource-limited settings. Ziehl-Neelsen microscopy is highly specific, but its sensitivity is variable (20–80%) and is significa...