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XXVIII.h

XXVIII - Large airway involvement

Airway pigmentation (black, bluish, petechial)

Last update 17/06/2026

Once exposure to coal, carbon, soot and woodstove has been excluded. For review of endobronchial stains and discoloration, see Tunsupon et al. at PMID 24189863. See also under 

Causative drugs

1
I.a
VI.c
XI.b
XII.g
XIII.a
XIV.a
XIV.h
XVI.e
XVI.i
XXII.b
XXII.d
XXIV.a
XXIV.b
XXIV.c
XXIV.d
XXIV.e
XXIV.f
XXIV.g
XXIV.h
XXIV.j
XXIV.k
XXIV.l
XXIV.m
XXIV.n
XXIV.o
XXIV.p
XXIV.q
XXIV.r
XXIV.z
XXIV.ab
XXVI.d
XXVIII.a
XXVIII.h
XXIX.a
XXIX.d
XXX.p
XXX.r
XXXI.f
XXXI.g
XXXVI.b
XXXVI.f
XXXVI.p