NITROBLUE TETRAZOLIUM; NBT TEST

What this test checks

Tests whether white blood cells can kill bacteria properly — used to diagnose chronic granulomatous disease.

Why do people get this test?

Specialist test for children with recurrent serious infections.

When you should consider this test

• Recurrent serious infections in childhood
• Family history of immune deficiency
• Specialist requested

How to prepare

No fasting needed.