Published in TB and Outbreaks Week, September 5th, 2006
In a recently published report, investigators in Ghana conducted a study in the greater Accra region in Ghana to establish a pilot quality assurance (QA) system in sputum smear microscopy and to evaluate its impact. Quarterly supporting visits were paid to participating laboratories between 2000 and 2002."
"Fifteen examined slides were selected randomly from each laboratory during the visits and blindly reassessed. Feedback was given promptly to the various laboratories.
"Training and stakeholder workshops were organized whenever necessary....
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