Which of the following tests is gold standard to diagnose a case of PHN?: (A) HAMS test, (B) Sucrose lysine test, (C) Flow cytometry, (D) Bone marrow
Answer is C. Ref. Robbins Pathology. 9th edition. Page. 642

Diagnostic methods


HAM test – no more used
Gel card test
Flow cytometry – IOC
Best – FLAER (Fluorescent Aerolysin test)