As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER REFUELING, THE ACFT TOOK OFF AND STARTED TO CLIMB OUT, THE MED CREW THOUGHT THAT THEY SMELLED A STRONGER THAN NORMAL ODOR OF FUEL. PILOT SAID THE COCKPIT TO SMELL NORMAL. PILOT RETURNED TO THE HOSPITAL. POST FLIGHT REVILED NO DEFECTS OR CAUSE OF THE FUEL ODOR.