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Table 4 Most frequent ICD codes by chapter for patients’ family physician visits

From: Non-oncology physician visits after diagnosis of cancer in children

Chapter ICD code Number Percent
Signs & symptoms General symptoms 1667 31.2
Symptoms involving head and neck 601 11.2
Symptoms involving skin and other integumentary tissue 578 10.8
Symptoms involving respiratory system 493 9.2
Symptoms involving nervous and musculoskeletal systems 465 8.7
Respiratory system Acute upper respiratory infections of multiple or unspecified site 1095 26.5
Acute nasopharyngitis (common cold) 769 18.6
Acute pharyngitis 429 10.4
Acute bronchitis and bronchiolitis 379 9.2
Acute tonsillitis 273 6.6
Additional codes Laboratory 4925 73.7
X-Ray 439 6.6
Abdominal pain 165 2.5
Injection – Other 150 2.2
Plantar warts 145 2.2
Nervous system Suppurative and unspecified otitis media 899 43.5
Disorders of the conjunctiva 182 8.8
Nonsuppurative otitis media and eustachian tube disorders 169 8.2
Disorders of external ear 131 6.3
Other disorders of ear 128 6.2