2.5. Recruitment
esophageal hiatus hernia, fracture, esophageal disorders, coagulopathy, esophageal or nasopharyngeal carcinoma, nasal stenosis, upper respiratory tract anomalies
PLATELET DISORDERS, ESOPHAGEAL DISORDERS, ESOPHAGEAL VARICES, COAGULOPATHY
The study flowchart is described in Figure Flowchart of inclusion, allocation, follow-up procedures and study endpoints. Natal/RN, 2021. *Patients with coagulopathy (abnormal prothrombin time, partial thromboplastin time and platelet disorders); nasal stenosis; upper respiratory tract anomalies; esophageal disorders (esophageal hiatus hernia, esophageal varices, esophageal or nasopharyngeal carcinoma); skull base fracture; teeth with mobility and history of difficult intubation.