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At least 19 recordsLinked to original sources

Sarcoidosis and mediastinal emphysema.

Mediastinal emphysema developed in a 13-year-old boy with diffuse interstitial pulmonary disease, later proved to be sarcoid. No previous report was found.

Adolescent

Bilateral pneumothorax and mediastinal emphysema in systemic lupus erythematosus.

The association of pneumothorax and mediastinal emphysema in systemic lupus erythematosus (SLE) has not been described extensively in the literature. We describe a 36 year-old man with SLE, complicated by bilateral pneumothorax, mediastinal emphysema and pneumoperitoneum. Despite the treatment received, he died of respiratory failure.

Adult

Spontaneous mediastinal emphysema: hamman's syndrome.

A case of spontaneous mediastinal emphysema (Hamman's syndrome) is described. The patient was a 21-year-old man, who had a sudden onset of substernal chest pain at rest associated with typical findings of Hamman's syndrome: subcutaneous emphysema of the neck, a precordial crunching sound synchronous with the heart beat and air in the mediastinum on chest x-ray. He recovered uneventfully. The pathogenesis and clinical picture of this rare condition are discussed.

Adult

[A case of spontaneous mediastinal emphysema developed by numbness of the left arm, dysphagia and chest pain].

A 20-year-old female developed dysphagia, chest pain and numbness of the left arm after dinner on August 22, 1990. She consulted a doctor, who diagnosed tachycardia and prescribed propranolol. On August 23, she hadn't improved. On the same day, she visited our hospital. Chest X-ray films revealed lucent band and distinct line running parallel to the border of the heart and we suspected mediastinal emphysema. Immediately we took chest CT scan, which demonstrated free air surrounding the trachea, thoracic aorta and heart. We diagnosed spontaneous mediastinal emphysema. She was treated with bed rest and mediastinal emphysema subsided within 8 days. The numbness in the patient's arm is an unusual symptom in mediastinal emphysema. We suggest that the numbness of the arm may be due to interference with the circulation to the arm by distention of the mediastinal tissue.

Adult

Mediastinal emphysema in mountain climbers: report of two cases and review.

Two cases of mediastinal emphysema occurring in healthy individuals climbing to the summit of Mount Rainier (4,393 m.) are described. In both, the condition was probably attributable to a voluntary, forced pressure breathing technique--a modified Valsalva maneuver. The various circumstances in which mediastinal emphysema may occur are discussed, along with its possible serious complication of cardiorespiratory compromise. The means of diagnosis are presented, emphasizing that cases in which the important finding of subcutaneous emphysema is absent may be those in which the danger is greatest. Therapeutic measures that occasionally may be necessary are outlined, though the condition is usually a benign one that subsides without specific treatment.

Adult

Tension mediastinal emphysema: emergency percutaneous drainage with CT guidance.

Four patients aged 8 to 54 years, under mechanical ventilation, presented with sudden tension mediastinal emphysema and exhibited typical clinical symptoms of compromised venous return. Diagnosis of tension mediastinal emphysema was confirmed by CT. A percutaneous catheter with a diameter varying from F12 to F20 was inserted in the anterior mediastinal compartment with CT control and connected to a waterseal aspiration. Emergency treatment was efficient in all patients. Percutaneous aspiration was continued for 3 to 20 days.

Adult

[Mediastinal emphysema in children].

A review of 25 infants developing pneumediastinum and subcutaneous emphysema was done. These observations suggested that increasing airways presure creates excessive alveolar distention. Pulmonary interstitial emphysema results from movement of air out of alveoli into interstitial areas. From this point air could dissect along the perivascular or interstitial spaces to the mediastinum.

Child

Mediastinal and subcutaneous emphysema in labor.

The recent world literature on mediastinal emphysema has been reviewed and two cases added. This condition is relatively benign, and the supportive treatment is discussed. Subsequent pregnancies have been uncomplicated.

Adult

[The spontaneous mediastinal and skin emphysema].

A report is given on four patients with spontaneous mediastinal and skin emphysema. In three cases younger patients from 14 to 21 years were concerned, in the fourth case a 63-year-old patient was concerned. Two of the younger patients revealed a long lasting malnutrition. As favouring or triggering factor, respectively, for the pathogenesis of the mediastinal emphysema in accordance with Macklin an increase of the intrathoracic pressure by retching, pressing or vomiting is regarded. Apart from this a vasoconstriction of the alveolar vessels (due to decrease of the plasma volume) and nutritional disease might be of importance. In all patients the mediastinal and skin emphysema receded under symptomatic therapeutic measures within some days.

Adolescent