IV.s IV - Airway involvement
IV.s - Lolalized airway inflammation/burgeoning/stenosis: The pill aspiration syndrome VIII.d VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.d - Thermal (burns, frostbite), chemical or caustic injury on the face, mouth, tongue, pharynx or upper airway VIII.ad VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.ad - Osteonecrosis of the jaw X.b X - Systemic/Distant conditions, syndromes and reactions
X.b - Antiphospholipid antibodies w/wo the APL syndrome XI.i XI - Miscellaneous
XI.i - Esophageal toxicity XI.o XI - Miscellaneous
XI.o - Dysphagia XV.bh XV - Pathology
XV.bh - Path: Foreign body reaction in large airway walls

IV.v IV - Airway involvement
IV.v - Deterioration/exacerbation of preexisting asthma or COPD XI.j XI - Miscellaneous
XI.j - Esophageal dysmotility XI.o XI - Miscellaneous
XI.o - Dysphagia

II.b II - Pulmonary edema - Acute lung injury - ARDS
II.b - ARDS - Acute lung injury VI.a VI - Pulmonary vasculopathies
VI.a - Pulmonary embolism - Venous thrombosis/thromboembolism VIII.e VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.e - Laryngospasm (a.k.a. laryngismus) VIII.h VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.h - Vocal cord dysfunction, adduction, closure, injury VIII.as VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.as - Acute laryngeal dystonia IX.b IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.b - Respiratory dyskinesia IX.c IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.c - Chest wall muscle rigidity - Stiff/wooden chest IX.k IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.k - Trismus (lockjaw) XI.g XI - Miscellaneous
XI.g - Aspiration, aspiration pneumonia (w/wo demonstrable pharyngeal dysmotility) XI.j XI - Miscellaneous
XI.j - Esophageal dysmotility XI.o XI - Miscellaneous
XI.o - Dysphagia XV.c XV - Pathology
XV.c - Path: Organizing pneumonia (OP/BOOP) pattern (see also Id) XV.f XV - Pathology
XV.f - Path: Diffuse alveolar damage (DAD-pattern) (see also IL) XVII.a XVII - Infections & related conditions
XVII.a - Respiratory tract infection incl. pneumonia