Curbing TB still a challenge

IT IS no mean task to detect tuberculosis. Suspects are subjected to a battery of tests, including sputum and molecular, to ascertain the disease. One of the most expensive and widely used by private pathological labs is the blood test. But the World Health Organization (WHO) has issued advisory asking countries to discontinue the use of blood test to detect tuberculosis as it “misdiagnoses and gives inaccurate results”.