Upper Respiratory Tract

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Operative approaches through the front of the neck to the larynx, pharynx, and trachea. a: Approach to pharynx between the hyoid and the thyroid cartilages. b: Approach to the larynx between the thyroid and cricoid cartilages. c: approach to the larynx below the cricoid cartilage and above the isthmus of the thyroid gland. d: Approach for low tracheotomy.


The Division of General Surgery Manual of Surgical Anatomy (Washington, DC: Medical Departments U.S. Army and Navy, 1918)


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