Investigation of choice for locating Parathyroid gland

NEET PG Microbiology
#1

Q-18. Investigation of choice for locating Parathyroid gland: (AIIMS 01, DNB 05)
a) Tc Thallium substraction scan
b) CAT scan
c) USG
d) Angiography

Answer: Tc Thallium substraction scan
Explanation:
See above explanation.