J01.21 Acute recurrent ethmoidal sinusitis

Instructional Notes:

J01.21
Description: Acute recurrent ethmoidal sinusitis
↓
J01.2
Description: Acute ethmoidal sinusitis
↓
J01
Description: Acute sinusitis
Exclude1:
- sinusitis NOS (J32.9)
Exclude2:
- chronic sinusitis (J32.0-J32.8)
Use Additional Code:
- code (B95-B97) to identify infectious agent.
Include:
- acute abscess of sinus
- acute empyema of sinus
- acute infection of sinus
- acute inflammation of sinus
- acute suppuration of sinus
↓
J00-J06
Description: Acute upper respiratory infections (J00-J06)
Exclude1:
- chronic obstructive pulmonary disease with acute lower respiratory infection (J44.0)
↓
J00-J99
Description: Diseases of the respiratory system
Exclude2:
- 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)
Notes:
- 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:
- code, where applicable, to identify:
- exposure to environmental tobacco smoke (Z77.22)
- exposure to tobacco smoke in the perinatal period (P96.81)
- history of tobacco dependence (Z87.891)
- occupational exposure to environmental tobacco smoke (Z57.31)
- tobacco dependence (F17.-)
- tobacco use (Z72.0)