Figure 1.

Different types of NGT position. A) Normal position along the lateral pharyngeal wall; B) Medial position with variable contact to the arytenoids; C) NGT coiling in the oropharynx; D) NGT coiling in the hypopharynx with crossing the laryngeal vestibule.

Dziewas et al. BMC Neurology 2008 8:28   doi:10.1186/1471-2377-8-28
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