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Surgery for cricopharyngeal dysfunction under local anesthesia.

Six new instances of primary cricopharyngeal achalasia are reported. Since 1961, treatment of these as well as eight other cases of sphincter dysfunction with secondary pharyngoesophageal diverticulum has consisted of posterior division of the muscle and inversion rather than excision of the diverticulum. The validity of this approach is supported by restoration to normal or near normal swallowing based on clinical and cineradiographic evidence. The advantages of performing this surgery under local anesthesia include the opportunity to observe directly the pathophysiology of the swallowing disorder, precise division of the cricopharyngeus muscle, and the ability of this older group of patients to eat, drink, and function normally immediately after operation.

Aged↗

Diagnosis and primary management of laryngeal trauma.

Four cases of laryngeal trauma are presented and the literature is reviewed. Diagnostic techniques and controversial primary treatment of airway obstruction are discussed. Recommendations include the use of indirect laryngoscopy on initial examination and the performance of a tracheostomy in cases of airway obstruction, in lieu of endotracheal intubation. The cases illustrate these points and demonstrate the variability in time intervals between injury and onset of symptoms.

Adult↗

Anterior approach bilateral musculomucosal flaps repair for laryngotracheoesophageal clefts.

Laryngotracheoesophageal clefts (LTEC) are uncommon congenital anomalies that occur when the primitive foregut fails to separate into the esophagus and trachea. The surgical repair strategy involves separation or partition of the common tract. Reported here is the authors' experience with 2 cases of LTEC (type 3) repaired with bilateral musculomucosal flaps through the anterior wall of the trachea.

Abnormalities, Multiple↗

Perinatal pulmonary hyperplasia due to laryngeal atresia.

A premature newborn boy, who died at birth because of cartilaginous laryngeal atresia, showed lung development that was far more advanced than normal for gestational age. The lungs, which were histologically normal, were three times the expected weight and showed a degree of alveolarization appropriate for 3 months' postnatal age. The lungs crowded the chest cavity so that the diaphragm was flattened and immobilized; the massive ascites, documented by ultrasound 5 weeks prior to delivery, appeared to be due to obstructed venous return. Thus, the pulmonary hyperplasia, a new finding in perinatal pathology, caused severe fetal ascites. Subsequently, the hyperplasia led to acute polyhydramnios that, ultrasonographically, was observed to develop 2 weeks prior to delivery. The observation that fetal lungs may be hyperplastic has a bearing on the known relationship between fetal lung growth and retention of lung fluid.

Ascites↗

The incidence of vasculature at risk during cricothyroidostomy.

In this study, the region anterior to the cricothyroid membrane of 34 adult cadavers was dissected. Vascular patterns, including vessel type, diameter, and position were recorded. Twenty-seven cadavers (79%) had vascular structures within this area. Twenty-one (62%) had vertically oriented arteries or veins that would be at risk during cricothyroidostomy.

Aged↗

Transcutaneous cricolaryngeal illumination as an adjunct during orotracheal intubation.

Transcutaneous cricolaryngeal illumination is an adjunct visualization technique that is useful during orotracheal intubation. A pilot study demonstrated that light from an external high-intensity cool-light source applied to the anterior neck, over the cricothyroid membrane, resulted in transillumination of the glottis in 70% of patients and provided enhanced laryngoscopic visualization of anatomic structures during oral endotracheal tube placement.

Adolescent↗