Figure 3. Artist's drawing of the laryngotracheal specimen, dissected in the anterior midline, showing the location of lesions (1 day and 3 days, new ETT and standard ETT groups). A = anterior midline; a = epiglottis; b = thyroid cartilage; c = cricoid cartilage; d = arytenoid cartilage; L = left; P = posterior midline; R = right; 1 = epiglottis;(2) medial side of the arytenoid cartilage;(3) trachea, area in contact with the cuff (standard ETT). Modified. ^[19]).