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Biomedical subjects

E Rontal

Publications and source records attributed to E Rontal.

At least 37 records · Page 2Linked to original sources

Jet insufflation anesthesia for endolaryngeal surgery.

The ideal anesthetic in endolaryngeal surgery provides a quiet completely unobstructed larynx in a patient who is comfortable and has respiratory functions maintained. Dissatisfaction with the intubation and venturi techniques has led to the use of a high pressure jet insufflation method. The results of this study have shown that anesthetically this technique is safe for a wide range of patients and endoscopic procedures. Laryngologically, the absence of glottic obstruction has broadened the scope of endoscopic procedures performed under general anesthesia.

Anesthesia↗

Lesions of the vagus nerve: diagnosis, treatment and rehabilitation.

Lesions of the vagus nervous system have devastating effects on the vital functions of coughing, swallowing and phonation. A clear understanding of the vagal correlative anatomy and physiology leads to a practical organization of upper respiratory and digestive tract lesions. A reasoned and thoughtful treatment plan evolves that leads the patient to comprehensive treatment and rehabilitation.

Adolescent↗

Facial injuries in hockey players.

As otolaryngologists become more involved with maxillofacial trauma, we are encountering an increasing number of athletic injuries. Ice hockey accounts for a large number of these facial injuries. The fast moving and random nature of the game, frequent body and equipment contact and lack of protective devices, predisposes the hockey player to facial injury. Because of the roughly tenfold increase in hockey participation over the last decade, the problem of facial injury prevention has become a significant public health problem in North America. Review of the medical literature shows a paucity of interest in the subject of facial injury prevention in hockey. Several articles have dealt with ocular injury, while other articles have dealt with the general subject of hockey injury with only scant attention paid to the facial area. A retrospective study was carried out to more clearly define the scope of the facial injury problem. Four levels of hockey play were examined. Individuals from the youngest and most inexperienced to seasoned professionals were studied. An individually completed questionnaire was received from players in each group. It is the purpose of this paper to indicate the rates of injury for the various types of facial trauma, present their mechanisms of occurrence and discuss means of preventing facial injury in hockey players.

Athletic Injuries↗

Vocal cord injection in the treatment of acute and chronic aspiration.

The problem of maintenance of proper tracheobronchial toilet is frequently a determining factor in the morbidity and mortality of patients with vocal cord paralysis. Aspiration from an incompetent glottis can cause pneumonitis and its attendant complications. Standard management of tracheobronchial toilet in patients with vocal cord paralysis has involved direct or indirect suctioning of the trachea; however, only the symptoms and not the anatomic defect are treated by these measures. Largely due to the work of Arnold and Lewy, the technique of vocal cord injection has been advocated as a method of correcting the anatomic deficiencies in patients with vocal cord paralysis, and has been advocated in the past to prevent recurrent and chronic aspiration. This study has shown that vocal cord injection increases the ability to maintain maximum peak intraluminal air pressures following injection. It has also shown that there is an increased ability to maintain air flow by glottic closure following injection. Eleven patients were studied, each of whom has been evaluated separately in this paper. The use of vocal cord injection should be more widely used by otolaryngologists and chest disease specialists for treatment of physiologic problems as well as correcting vocal disturbances.

Adolescent↗

The use of spectrograms in the evaluation of vocal cord injection.

The utilization of voice spectrography can be an important adjunct to the assessment of vocal cord function by both laryngologists and speech pathologists. It is especially useful in determining the effectiveness of vocal cord Teflon paste injection procedures. Dysphonic characteristics are made visible, and their improvement can be monitored. As such, spectrographic analysis should be considered as a useful tool for the laryngologist.

Adult↗

Voice spectrography in the evaluation of myasthenia gravis of the larynx.

Myasthenia gravis is a neuromuscular disorder that affects striated muscles especially those innervated by the cranial nerves. The standard diagnostic regimen is to find a reversal of symptoms by acetylcholine esterase administration. The permanent and objective recording of this effect is the key to an accurate assessment of this test. The voice spectrograph is a noninvasive means of evaluating the voice. It has been used successfully to make a clear and specific diagnosis of myasthenia gravis as it affects the larynx. The test can be used to distinguish myasthenia gravis from other functional, anatomical and neuromuscular laryngeal disorders.

Adult↗