ICD-9-CM Volume 2 Index entries containing back-references to 
032.3:
- Angina (attack) (cardiac) (chest) (effort) (heart) (pectoris) (syndrome) (vasomotor) 413.9  stridulous, diphtheritic 032.3 stridulous, diphtheritic 032.3
 
- Croup, croupous (acute) (angina) (catarrhal) (infective) (inflammatory) (laryngeal) (membranous) (nondiphtheritic) (pseudomembranous) 464.4  diphtheritic (membranous) 032.3 diphtheritic (membranous) 032.3
  spasmodic 478.75 spasmodic 478.75   diphtheritic 032.3 diphtheritic 032.3
 
  stridulous 478.75 stridulous 478.75   diphtheritic 032.3 diphtheritic 032.3
 
 
- Cynanche diphtheritic 032.3 diphtheritic 032.3
 
- Diphtheria, diphtheritic (gangrenous) (hemorrhagic) 032.9  laryngeal 032.3 laryngeal 032.3
 
- Inflammation, inflamed, inflammatory (with exudation) larynx (see also Laryngitis) 464.00 larynx (see also Laryngitis) 464.00   with obstruction 464.01 with obstruction 464.01 
  diphtheritic 032.3 diphtheritic 032.3
 
 
- Laryngismus (acute) (infectious) (stridulous) 478.75  diphtheritic 032.3 diphtheritic 032.3
 
- Laryngitis (acute) (edematous) (fibrinous) (gangrenous) (infective) (infiltrative) (malignant) (membranous) (phlegmonous) (pneumococcal) (pseudomembranous) (septic) (subglottic) (suppurative) (ulcerative) (viral) 464.00  diphtheritic (membranous) 032.3 diphtheritic (membranous) 032.3
 
- Laryngotracheitis (acute) (infectional) (viral) (see also Laryngitis) 464.20  diphtheritic (membranous) 032.3 diphtheritic (membranous) 032.3
 
- Paralysis, paralytic (complete) (incomplete) 344.9  larynx (see also Paralysis, vocal cord) 478.30 larynx (see also Paralysis, vocal cord) 478.30   due to diphtheria (toxin) 032.3 due to diphtheria (toxin) 032.3
 
 
- Tracheitis (acute) (catarrhal) (infantile) (membranous) (plastic) (pneumococcal) (septic) (suppurative) (viral) 464.10  diphtheritic (membranous) 032.3 diphtheritic (membranous) 032.3  due to external agent - see Inflammation, respiratory, upper, due to due to external agent - see Inflammation, respiratory, upper, due to
 
 
- Ulcer, ulcerated, ulcerating, ulceration, ulcerative 707.9  larynx (aphthous) (contact) 478.79 larynx (aphthous) (contact) 478.79   diphtheritic 032.3 diphtheritic 032.3