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[Objective assessment of the respiratory function of the larynx after fronto-lateral laryngectomy with epiglottoplasty and after supracricoid laryngectomy with CHP or CHEP].

Enlarged fronto-lateral laryngectomy with epiglottoplasty and supracricoid laryngectomy with cricohyoidopexy (CHP) or cricohyoidoepiglottopexy (CHEP) differ from each other as regards surgical technique, extent of the resection and method of reconstruction. Despite of that, selected carcinomas of the true vocal cord staged as T2N0, which are included in indications to all mentioned laryngectomies, can be equally treated with each of these methods. The aim of this study is objective evaluation of the respiratory function of the larynx after three types of operation and comparison of the results. Material included 64 patients treated during the period of 1993-2002: 39 patients after supracricoid laryngectomy (18 with CHP and 21 with CHEP) and 25 after enlarged fronto-lateral laryngectomy with epiglottoplasty. Spirometry was performed before and after the operation in 27 cases and only after the operation in 34 cases. The shapes of flow-volume loops and 32 spirometric parameters were evaluated. The decannulation rates were: a) 98,5% after enlarged fronto-lateral laryngectomy with epiglottoplasty, b) 80,6% after supracricoid laryngectomy with CHP, c) 70,1% after supracricoid laryngectomy with CHEP. Although the decannulation rate was better after CHP than after CHEP the spirometric parameters were better in patients after CHEP than in those after CHP. The airflow similar to normal was found in 15% patients after CHEP as well as after CHP and in 28% patients after epiglottoplasty. There were no restrictive abnormalities in the whole group of operated patients, but occurrences of obturation, especially inspiratory, were quite often. In conclusion, which follows from the comparison of three types of reconstructive laryngectomies, better results of respiratory function of the larynx were found after epiglottoplasty than after supracricoid laryngectomy with CHEP or CHP.

Adult↗

Pathogenesis of protruded false vocal fold.

In ten patients with marked protrusion of the false vocal fold, the underlying structures were examined by computed tomography. The computed tomographic scan at the level of the false vocal fold consistently demonstrated a marked concavity of the thyroid ala on the side of the false-fold protrusion. The angle between the thyroid alae was significantly smaller in these patients than in normal controls. A combination of the above two deformities was considered to be responsible for the protrusion of the false vocal fold. Since all the patients were aged men, the deformity of the thyroid cartilage was presumed to be acquired, and related in some way to the aging process of the cartilage.

Aged↗

Postcricoid hemangioma: an overlooked cause of dysphagia in infants?-a case report.

Feeding and swallowing disorders in children remain a major challenge owing to a wide differential diagnosis. Hemangioma of the upper aerodigestive tract represents one of the numerous non-neoplastic causes of dysphagia. We report two cases of postcricoid hemangioma causing inhalation and recurrent respiratory infections, treated successfully with systemic corticotherapy alone. To our knowledge, these are the second and third cases described in the literature. After a short review of the literature, the diagnostic procedures are discussed and a management strategy is proposed for this clinical entity, by far underestimated.

Child, Preschool↗

Eating and drinking.

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Deglutition Disorders↗

Primary tracheal anastomosis after resection of the cricoid cartilage with preservation of recurrent laryngeal nerves.

Resections at the cricoid level pose the problems of damage to the recurrent laryngeal nerve and loss of circumferential cartilaginous support. Strictures within the cricoid ring have usually been managed with keels or stents, whereas neoplasms have been managed by laryngectomy. This paper reports on 6 patients with lesions involving the cricoid who were successfully treated by segmental tracheal resection and removal of all but a thin shell of posterior cricoid plate. The distal trachea was anastomosed at the subglottic level within 1 cm. or less of the vocal cords. Two patients had traumatic transection at the cricotracheal level with disruption of cricoid cartilage and avulsion of both recurrent nerves. Of the other 4 patients with tracheal lesions involving the cricoid, 2 had postintubation strictures, another had chemical burns, and the fourth had adenoid cystic carcinoma. Primary healing and good clinical results were obtained in all 6 patients. In the 4 patients with intact recurrent nerves, nerve function was preserved. This technique provides a method for resection and reconstruction in one stage for selected lesions at the cricoid level.

Adolescent↗

Histological findings in arytenoid cartilages after long-lasting recurrent nerve paralysis.

The histological findings in 15 excised arytenoid cartilages are reported. In all the cases there was a long-term recurrent nerve paralysis without additional inflammatory disease. In one of the cases there was fibrous ankylosis of the crico-arytenoid joint. This is the first report made on the histological findings in the arytenoid cartilage in cases of paralysis. It is confirmed that there are differences in joint pathology between cases of immobility due to inflammatory conditions and those due to pure noninflammatory recurrent paralysis. The fixation caused by arthritis of the joint has a relatively poor prognosis after surgery while, if the fixation is due to recurrent nerve paralysis, the chances of recovery are good in long-term cases.

Adult↗

Anterior cricoid split: the Chicago experience with an alternative to tracheotomy.

Twenty-six infants and children underwent anterior cricoid split (ACS) in an attempt to avoid tracheotomy. Twenty (77%) were extubated successfully without tracheotomy;six (23%) failed and required tracheotomy. Our experience corroborates that reported in the literature. To date, 106 (77%) of 138 patients who have undergone ACS have been extubated successfully without tracheotomy. These results substantiate the validity of the operation when done for the proper indications. Substantive glottic and tracheal pathology indicate a high likelihood of failure of ACS.

Child, Preschool↗