"Nurse, have my testicles turned black?" he said from behind the mask. She stammered a bit, and said that she was only there to check his pulse and blood pressure.
Again he said "Have my testicles turned black? It's very important!" so she blushed, lifted his gown and gave him a close examination. "Nothing wrong down there, it all looks normal to me" she reported.
The man took off his mask and said 'Thanks very much for that, it was very nice, but what I actually said was "are my test results back?" '
David