Question

what is the percentage (%) haemolysis of a blood sample if the plasma and total haemoglobin concentrations are 240mg/l and 12

show your calculations step by step.

what is the most recent second line therapy for TB?

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Answer #1

Plasma haemoglobin = 240 mg/l

and Total haemoglobin = 120 g/l

convert total haemoglobin in mg

120 x 1000 = 120000 mg/l

therefore % = (plasma haemoglobin/total haemoglobin) x 100

= (240/120000) x 100 = 24/120 = 0.2 %

Therefore, the correct answer is c. 0.2%

Second line drugs for TB

Subdivided in two:

Fluoroquinolones- Ofloxacin, levofloxacin, moxifloxacin and ciprofloxacin.

Injectable antituberculosis drugs- Kanamycin, amikacin and capreomycin

Less-effective second-line antituberculosis drugs- Ethionamide/Prothionamide, Cycloserine/Terizidone, P-aminosalicylic acid (PAS

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