Table 1.

Case Description: An example of a case from diagnostic section of Script Concordance test (SCT)

A 43 year old gentleman known case of diabetes mellitus (DM) and cardiomyopathy with ejection fraction (EF) 20% presented to emergency room with 2 weeks history of burning micturition, fever and 3 days history of right sided scrotal swelling. He is taking Tab. Warfarin and Digoxin. His pulse is 91/min, BP 85/40 mmHg, temperature 38.2ᵒ C and examination showed tender right hemi-scrotum.
If you were thinking of	Then you found on clinical presentation/ investigation	The hypothesis becomes
Testicular abscess	Bruising of scrotum	-2 , -1, 0 , +1, +2
Scrotal hematoma	INR of 1.8	-2 , -1, 0 , +1, +2
Epididymo-orchitis	Normal U/S scrotum	-2 , -1, 0 , +1, +2
Stangulated hernia	Absent cough impulse	-2 , -1, 0 , +1, +2
Testicular tumor	Normal tumor markers	-2 , -1, 0 , +1, +2

Where:

-2 Ruled out or almost ruled out

-1 Less probable

0 Neither less or more probable

+1 More probable

+2 Certain or almost certain