Table 2

Clinical, demographic and ciliary features of 20 unrelated families carrying DNAH11 mutations

PCD patient no.Family no.SexAge in yrsEthnicitynNO nl/min*Situs statusCiliary videomicroscopy wave form§CBF (Hz)Neo RDSOtitis mediaBxsisSinusitis
Homozygous mutations
 PCD623UNC101F24Caucasian9.7SSDyskinetic/hyperkineticYesYesYesYes
 PCD627F2624.1SSYesYesNoYes
 PCD1022UNC177M4Caucasian12.5SSYesYesNoYes
 PCD1023M7.512.6SIYesYesNoYes
 OP20-II:1OP-20M12TurkishnaSINoYesYesNo
Compound heterozygous mutations
 PCD106UNC14M29Caucasian14SSNoYesNoYes
 PCD108M2420SIDyskinetic/hyperkineticYesYesNoYes
 PCD157UNC21F12Caucasian2.1SIDyskinetic/hyperkineticYesYesYesYes
 PCD761UNC126F30Caucasian24.5SIDyskinetic/hyperkinetic15.2YesYesYesYes
 PCD918UNC147F10Asian19.4SSYesYesYesYes
 PCD919M825.5SADyskinetic/hyperkinetic7.9YesYesYesYes
 OP98-II:1OP98M20CaucasiannaSIDyskinetic/hyperkineticNoYesYesYes
 OP98-II:2M15naSSDyskinetic/hyperkineticnaYesYesYes
 OP406-II:1OP406M1CaucasiannaSIDyskinetic/hyperkineticnananana
 OP406- II:2F7naSSDyskinetic/hyperkineticYesnanayes
 PCD565UNC90M7Caucasian23.5SIDyskinetic/hyperkinetic10.2YesYesYesYes
 PCD1077UNC199F2Caucasian16.9SIYesYesnaYes
 PCD1126UNC222F42Asian16.2SSDyskinetic/hyperkinetic13.7NoNoYesYes
 OP235-II:1OP235F24CaucasiannaSSDyskinetic/hyperkineticNoYesYesYes
 OP235-II:2F21naSIDyskinetic/hyperkineticYesYesYesYes
 OP41-II:1OP41M13CaucasiannaSIDyskinetic/hyperkineticYesYesnaYes
 PCD812UNC128M8Caucasian9SIYesYesNoYes
Heterozygous mutations
 PCD998UNC174M29Caucasian70.4SSDyskinetic/hyperkinetic7.1NoYesYesYes
 PCD1033UNC179F10Caucasian34.8SADyskinetic/hyperkinetic10.5YesYesNoYes
 PCD1174UNC256F35Caucasian32.1SSDyskinetic/hyperkinetic6.9YesYesYesYes
 PCD974UNC162F12Caucasian40SSDyskinetic/hyperkinetic14.0NoYesYesYes
 PCD545UNC-OM25LebanesenaSSNoNoYesYes
  • * Normal nNO levels were 376±124 nl/min (mean±SD), calculated from 27 healthy subjects.25

  • Affected sibling (only tested for targeted mutation).

  • Consanguineous family (parents of the patients were related).

  • § Dyskinetic/hyperkinetic: dyskinetic means non-flexible beating pattern with reduced range of motion, especially at mid-shaft of the cilia; hyperkinetic means many fields with increased ciliary activity, particularly in the distal third of the ciliary shaft.

  • 25°C; normal CBF 7.28±1.5 Hz (mean±SD), and ∼7.2±1.0 Hz.30 35

  • Bxsis, bronchiectasis; CBF, ciliary beat frequency; DNAH11, dynein axonemal heavy chain 11; F, female; M, male; na, not available; Neo RDS, neonatal respiratory distress in full-term birth; nNO, nasal nitric oxide; PCD, primary ciliary dyskinesia; SA, situs ambiguus; SI, situs inversus; SS, situs solitus.