When a respiratory condition is described as occurring in more than one site and is not specifically indexed, it should be classified to the lower anatomic site (e.g. tracheobronchitis to bronchitis in J40).
Use additional
code, where applicable, to identify:
Use additional
exposure to environmental tobacco smoke (Z77.22)
Use additional
exposure to tobacco smoke in the perinatal period (P96.81)
Use additional
history of tobacco dependence (Z87.891)
Use additional
occupational exposure to environmental tobacco smoke (Z57.31)
Use additional
tobacco dependence (F17.-)
Use additional
tobacco use (Z72.0)
Excludes 2:
certain conditions originating in the perinatal period (P04-P96) certain infectious and parasitic diseases (A00-B99) complications of pregnancy, childbirth and the puerperium (O00-O9A) congenital malformations, deformations and chromosomal abnormalities (Q00-Q99) endocrine, nutritional and metabolic diseases (E00-E88) injury, poisoning and certain other consequences of external causes (S00-T88) neoplasms (C00-D49) smoke inhalation (T59.81-) symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
Other acute lower respiratory infections (J20-J22)
Excludes 2:
chronic obstructive pulmonary disease with acute lower respiratory infection (J44.0)