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Biomedical subjects

T J Kehoe

Publications and source records attributed to T J Kehoe.

5 recordsLinked to original sources

Axillary thoracotomy.

The axillary thoracotomy should be the incision of choice for most uncomplicated general thoracic surgical procedures. It can be performed rapidly, avoids major muscle transection, and by employing a double lumen endotracheal tube will permit segmental resection as well as lobectomy without technical problem. One hundred consecutive, elective axillary thoracotomies were performed with minimal morbidity and only one mortality. Twenty-five of the patients were of high surgical risk. The larger posterolateral thoracotomy is reserved for repeat thoracotomy, Pancoast tumors, difficult procedures such as bronchoplasty and/or radical pneumonectomy, and when pleural symphysis is expected. Sometimes called lateral thoracotomy or mini-thoracotomy, the axillary thoracotomy is our most common incision.

Axilla↗

Azathioprine-associated pulmonary dysfunction.

We present a case of azathioprine-associated alveolitis diagnosed by gallium-67 scanning and transbronchial biopsy. The patient denied respiratory symptoms, exhibited spiking fevers, and had normal chest roentgenograms. Allopurinol inhibition of azathioprine metabolism may have been a contributing factor.

Adult↗

Living histamine-containing cells from the bronchial lumens of humans. Description and comparison of histamine content with cells of rhesus monkeys.

Cell populations obtained by bronchial lavage from human subjects were examined for the presence of cells related to the mast cell-basophil series. Such bronchial lumen histamine-containing cells (BLHCC) were identified. The BLHCC stained with toluidine blue may be identified by bright field or dark field microscopy. The BLHCC are alive as evidenced by ability to release histamine (H) after exposure to anti-IgE or calcium ionophore. Although H release from peripheral blood leukocytes by these two agents is potentiated by the presence of D2O, H release from BLHCC of the same subjects by anti-IgE or calcium ionophore was not potentiated by D2O. In studies comparing bronchial cell populations of humans and rhesus monkeys with peripheral blood leukocyte populations of the same subjects, the histamine content of the bronchial cell population was much higher in rhesus monkeys. IgE/Alb ratios of respiratory secretions and serum of the same human subjects were of the same order of magnitude in contrast to previous comparisons done on these fluids in rhesus monkeys.

Animals↗