PMC6267732_01
Preoperative CT.. Note: (A) Axial image and (B) coronal image.. Abbreviation: CT, computed tomography.
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Computed tomography (CT) showed a stone (4.4x4.0x3.9 mm) located in hilar region of left submandibular gland (Figure 1).
CT before tracheal intubation showing pharyngolaryngeal edema from the left submandibular gland to the epiglottis.. Note: (A) Axial image and (B) coronal image.. Abbreviation: CT, computed tomography.
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CT showed pharyngolaryngeal edema from the left submandibular gland to the epiglottis (Figure 2).
Fiberscopic image showing edema (arrow) from the epiglottis to the left lateral arytenoid cartilage.
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The fiberscopic image showed edematous swelling from the epiglottis to the left lateral arytenoid cartilage (Figure 3).