H13.1** Asterisk (manifestation)
Conjunctivitis in infectious and parasitic diseases classified elsewhere
Coding rules (TT06)
- ●Cannot be used as primary diagnosis
Dual coding (†/*)
This is an asterisk (*) manifestation code — usually paired with a dagger (†) etiology code.
Paired codesA74.0†Chlamydial conjunctivitis (H13.1*)B30.1†Conjunctivitis due to adenovirus (H13.1*)B30.8†Other viral conjunctivitis (H13.1*)B30.3†Acute epidemic haemorrhagic conjunctivitis (enteroviral) (H13.1*)
→ Full dagger (†) ↔ asterisk (*) mapping tableCoding guidance (WHO 2019)
Conjunctivitis (due to): Acanthamoeba (B60.1†) adenoviral follicular (acute) (B30.1†) chlamydial (A74.0†) diphtheritic (A36.8†) gonococcal (A54.3†) haemorrhagic (acute)(epidemic) (B30.3†) herpesviral [herpes simplex] (B00.5†) meningococcal (A39.8†) Newcastle (B30.8†) zoster (B02.3†)