Table 3.

Concurrent Diagnoses or Clinically Suspected Disease Among 123 Patients with an Invalid Diagnosis of Fever of Unknown Origin

Concurrent Diagnoses	N (%)
Bacterial infectiona	52 (41.9)
Viral infectionb	20 (16.1)
Cancer-related feverc	14 (11.3)
Travel-related fever	11 (8.9)
Abdominal infectiond	7 (5.6)
Cardiac or pulmonary conditione	6 (4.8)
Rheumatic or orthopedic diseasef	4 (3.2)
Other or noneg	10 (8.0)

Notes: ^aEg sepsis, UTI, pneumonia, cholecystitis, suspected bacterial infection; ^bEg CMV, EBV, suspected viral infection; ^cEg neutropenic fever, new cancer diagnosis; ^dEg gastroenteritis, inflammatory bowel disease; ^eEg AFLI, AMI, heart failure, pulmonary embolism, chronic obstructive pulmonary disease; ^fEg rheumatic disease, fracture, arthrosis; ^gUnspecific symptoms registered in the patient record.

Abbreviations: UTI, urinary tract infection; AFLI, atrial fibrillation; AMI, acute myocardial infarction.