Kutta H, Steven P, Paulsen F (2007) Anatomical definition of the subglottic region. Cells Tissues Organs 184(3–4):205–214. https://doi.org/10.1159/000099628

Article  Google Scholar 

Mete A, Akbudak İH (2018) Functional anatomy and physiology of airway. In: Erbay R (ed) Tracheal intubation. IntechOpen, London. https://doi.org/10.5772/intechopen.77037

Reidenbach MM (1998) Subglottic region: normal topography and possible clinical implications. Clin Anat 11(1):9–21. https://doi.org/10.1002/(SICI)1098-2353(1998)11:1%3c9::AID-CA2%3e3.0.CO;2-R

Article  CAS  PubMed  Google Scholar 

Alsufyani N, Flores-Mir C, Major P (2012) Three-dimensional segmentation of the upper airway using cone beam CT: a systematic review. Dentomaxillofac Radiol 41(4):276–284. https://doi.org/10.1259/dmfr/79433138

Article  CAS  PubMed  PubMed Central  Google Scholar 

Brown BM, Oshita AK, Castellino RA (1983) CT assessment of the adult extrathoracic trachea. J Comput Assist Tomogr 7(3):415–418. https://doi.org/10.1097/00004728-198306000-00005

Article  CAS  PubMed  Google Scholar 

Bryce DP (1975) The laryngeal subglottis. J Laryngol Otol 89(7):667–685. https://doi.org/10.1017/S0022215100080890

Article  CAS  PubMed  Google Scholar 

Cherng CH, Wong CS, Hsu CH, Ho ST (2002) Airway length in adults: estimation of the optimal endotracheal tube length for orotracheal intubation. J Clin Anesth 14(4):271–274. https://doi.org/10.1016/S0952-8180(02)00355-0

Article  PubMed  Google Scholar 

Connor S (2007) Laryngeal cancer: how does the radiologist help? Cancer Imaging 7(1):93–103. https://doi.org/10.1102/1470-7330.2007.0010

Article  PubMed  PubMed Central  Google Scholar 

Coordes A, Rademacher G, Knopke S, Todt I, Ernst A, Estel B, Seidl RO (2011) Selection and placement of oral ventilation tubes based on tracheal morphometry. Laryngoscope 121(6):1225–1230. https://doi.org/10.1002/lary.21752

Article  PubMed  Google Scholar 

DeGraff AC, Bouhuys A (1973) Mechanics of air flow in airway obstruction. Annu Rev Med 24(1):111–134. https://doi.org/10.1146/annurev.me.24.020173.000551

Article  PubMed  Google Scholar 

Enver N, Doruk C, Kara E, Asilyukesek H, Başaran B (2018) A morphometric analysis of laryngeal anatomy: a cadaveric study. Turkish J Ear Nose Throat 28(2):71–77. https://doi.org/10.5606/Tr-ENT.2018.35229

Article  Google Scholar 

Gamsu G, Webb WR (1982) Computed tomography of the trachea: normal and abnormal. AJR Am J Roentgenol 139(2):321–326. https://doi.org/10.2214/ajr.139.2.321

Article  CAS  PubMed  Google Scholar 

Grillo HC (1965) Circumferential resection and reconstruction of the mediastinal and cervical trachea. Ann Surg 162(3):374–388. https://doi.org/10.1097/00000658-196509000-00007

Article  CAS  PubMed  PubMed Central  Google Scholar 

Hatipoglu Z, Turktan M, Avci A (2016) The anesthesia of trachea and bronchus surgery. J Thorac Dis 8(11):3442–3451.‏ https://doi.org/10.21037/jtd.2016.11.35

Jain M, Dhall U (2010) Morphometry of the thyroid and cricoid cartilages in adults on CT scan. J Anat Soc India 59(1):19–23. https://doi.org/10.1016/S0003-2778(10)80005-X

Article  Google Scholar 

Jotz GP, Stefani MA, Filho OP, Malysz T, Soster PR, Leão HZ (2014) A morphometric study of the larynx. J Voice 28(6):668–672. https://doi.org/10.1016/j.jvoice.2014.03.008

Article  PubMed  Google Scholar 

Kamel KS, Lau G, Stringer MD (2009) In vivo and in vitro morphometry of the human trachea. Clin Anat 22:571–579. https://doi.org/10.1002/ca.20815

Article  PubMed  Google Scholar 

Kuo GP, Torok CM, Aygun N, Zinreich SJ (2011) Diagnostic imaging of the upper airway. Proc Am Thorac Soc 8(1):40–45. https://doi.org/10.1513/pats.201004-032RN

Article  PubMed  Google Scholar 

Shepard J, Flores E J, Abbott GF (2018) Imaging of the trachea. Ann Cardiothorac Surg 7(2):197–209.‏ https://doi.org/10.21037/acs.2018.03.09

Prasanna Kumar S, Ravikumar A (2014) Biometric study of the internal dimensions of subglottis and upper trachea in adult Indian population. Indian J Otolaryngol Head Neck Surg 66(1):261–266. https://doi.org/10.1007/s12070-012-0477-x

Article  CAS  PubMed  Google Scholar 

Ulusoy M, Uysal II, Kivrak AS, Ozbek S, Karabulut AK, Paksoy Y, Dogan NU (2016) Age and gender related changes in bronchial tree: a morphometric study with multidedector CT. Eur Rev Med Pharmacol Sci 20(16):3351–3357

CAS  PubMed  Google Scholar 

Zhou N, Ho JP, Klop C et al (2021) Intra-individual variation of upper airway measurements based on computed tomography. PLoS One 16(11):e0259739

Article  CAS  PubMed  PubMed Central  Google Scholar 

Wong YL, KrishnanV IN, Mohamad MH (2021) Application of postmortem radiographs: advantages & disadvantages: a case report. J Clin Health Sci 6(1):52–58

Article  CAS  Google Scholar 

Martin SE, Mathur R, Marshall I, Douglas NJ (1997) The effect of age, sex, obesity and posture on upper airway size. Eur Respir J 10(9):2087–2090. https://doi.org/10.1183/09031936.97.10092087

Article  CAS  PubMed  Google Scholar 

Mobashir MK, Abd El Raof SM, Quriba AS, Anany AM, Hassan EM (2018) Linear measurements of vocal folds and laryngeal dimensions in freshly excised human larynges. J Voice 32(5):525–528. https://doi.org/10.1016/j.jvoice.2017.08.024

Article  PubMed  Google Scholar 

Abramson Z, Susarla S, Troulis M, Kaban L (2009) Age-related changes of the upper airway assessed by 3-dimensional computed tomography. J Craniofac Surg 20:657–663. https://doi.org/10.1097/SCS.0b013e318193d521

Article  PubMed  Google Scholar 

Otoch JP, Minamoto H, Perini M, Carneiro FO, Artifon EL (2013) Is there a correlation between right bronchus length and diameter with age? J Thorac Dis 5(3):306. https://doi.org/10.3978/j.issn.2072-1439.2013.03.12

Article  PubMed  PubMed Central  Google Scholar 

Lin H, Xiong H, Ji C et al (2020) Upper airway lengthening caused by weight increase in obstructive sleep apnea patients. Respir Res 21(272):1–10. https://doi.org/10.1186/s12931-020-01532-8

Article  CAS  Google Scholar 

Susarla SM, Abramson ZR, Dodson TB, Kaban LB (2010) Cephalometric measurement of upper airway length correlates with the presence and severity of obstructive sleep apnea. J Oral Maxillofac Surg 68(11):2846–2855. https://doi.org/10.1016/j.joms.2010.06.196

Article  PubMed  Google Scholar 

Abramson Z, Susarla S, August M, Troulis M, Kaban L (2010) Three-dimensional computed tomographic analysis of airway anatomy in patients with obstructive sleep apnea. J Oral Maxillofac Surg 68(2):354–362. https://doi.org/10.1016/j.joms.2009.09.087

Article  PubMed  Google Scholar