PDF-Laryngeal ultrasound

assessment of retracted and constricted articulations by phoneticians Scott R Moisik srmoisikuvicca University of Victoria Ultrasound is predominantly used by phoneticians to assess lingual art. Diagnostic Ultrasound. High frequency sound waves emitted from sound source (transducer). Transducer placed on patient’s body. Sound waves echo off interfaces of internal structures and return to transducer. Roya Azadarmaki et al. Annal of Otology Rhinolgy Laryngology. , August 2009, 118(8) ;587-591. Surgical anatomy. Surgical anatomy. RLN contains 500-1000 motor axons , most of which pass to the adductors (LCA , TA, IA). Life before the Laryngeal Mask Airway (LMA). Life before the Laryngeal Mask Airway (LMA). Options for Ventilation. Previous methods. Bag Mask Ventilation. Endotracheal intubation. The Development of the LMA . Otologic. Surgical Drills. Julianna. . Ianni. Meher. . Juttukonda. David Morris. Advisor: Dr. . Jadrien. Young, M.D.. What is . Otologic. Surgery?. Surgery of the ear. Mastoidectomy. Mastoid. air-filled spaces behind the ear. Wendy Blount, DVM. Suzy. 6 yr old SF Chihuahua Mix. Volunteer Victim for ultrasound upgrade Demo. Suzy. 6 yr old SF Chihuahua Mix. Volunteer Victim for ultrasound upgrade Demo. Suzy. 6 yr old SF Chihuahua Mix. Lectures. . Objectives. Describe . the . structure . of . nasal . cavity . including . nasal. . septum.. Describe . the . structure . of . lateral . wall . of . nasal . cavity . including . conchae . Laryngeal tumours can be classified into benign and malignant.. .Benign tumours . are rare and include the following types.. 1.Papilloma . it may be single in adult or multiple in infants and children ,this type was discussed under the subject of stridor.. Indications for alternative airways. Selection and preparation of Equipment. How to use a laryngoscope. How to determine if endotracheal tube is in trachea. When to consider using a laryngeal mask for PPV. Al-. Anbaky. STRIDOR. Stridor. is . an abnormal. a high-pitched, wheezing (musical) sound or harsh sound caused by disrupted (. turbilant. ) airflow. Airflow is usually disrupted by a blockage(partially obstructed) in the larynx (voice box) or trachea (windpipe). . laryngeal cancer accounts for about one-fourth of head and neck cancer diagnosed annually.. male-to-female ratio for larynx cancer is 4:1. lower socioeconomic groups .. Introduction :. The . supraglottis. 1. Describe the advantages and disadvantages of ultrasound 2. Identify and discuss the function of basic controls on an ultrasound machine console, including a. Transducer selection b. Presets c. Dept Tomas Fernandez M; 3 rd year ENT resident, Son Espases University Hospital INTRODUCTION  Laryngeal cancer constitutes 1 - 2% of all malignancies diagnosed worldwide  Survival is related to sta KAREEM. Stridor is an abnormal . high_pitched. . ,musical sound due to blockage or partial obstruction in the larynx or trachea and should be differentiated from . stertor. which is low_ pitched ,noisy breath generated at the level of the . Recurrent . Laryngeal n.. Recurrent . Laryngeal n.. Internal . Laryngeal n. Piriform. Recess. Internal . Laryngeal n. Recurrent . Laryngeal n.. Posterior . Cricoarytenoid m.. Thyrohyoid m.. Figure 1.1.