The underlined expression, in the text, can be replaced by

He had felt terrible for three days, so Bob finally called his doctor’s office.

“The doctor can see you in three weeks”, he was told. An outraged Bob bellowed, “Three weeks? The doctor can’t see me for three weeks? I could be dead by then!”

Calmly the voice at the other end of the line replied, “If so, be sure to have someone call to cancel the appointment.”

GLOSSARY:

outraged – ofendido, injuriado

bellow – gritar, berrar