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Biomedical subjects

L H GARLAND

Publications and source records attributed to L H GARLAND.

At least 19 recordsLinked to original sources

INDUSTRIAL PLEUROPULMONARY DISORDERS: RADIOLOGICAL CONSIDERATIONS.

Industrial pleuropulmonary disorders may result from exposure of the human respiratory tract to diverse types of dusts and fumes, visible and invisible, benign and toxic, organic and inorganic. Meticulous radiological examination, combined with history and physical examination, appropriate laboratory tests, and the exclusion of other disorders which could produce similar changes, is essential for correct diagnosis. Criteria for the radiological diagnosis of pulmonary fibrosis, of generalized emphysema, and of cor pulmonale are outlined. The commoner types of pneumoconiosis are discussed in some detail, and the possible relationship of various inhaled noxa to primary bronchial carcinoma is considered.

Dust↗

The erect lateral lumbar roentgenogram in the evaluationof "low back" pain.

A study was made of the potential value of the erect lateral flexion lumbar roentgenogram in a series of 50 adults, some with symptoms of low back pain and some without such symptoms. The film was made in addition to the standard antero-posterior, lateral and sometimes oblique views taken in the recumbent position. In 11 of 37 patients with low back pain, some narrowing of lumbar discs was visible in both horizontal and erect lateral films, the degree being not significantly different between the two positions. In one patient, localized anterior narrowing of a lumbar disc, which was not visible in the recumbent lateral film, was observed. This finding was confirmed at a subsequent examination. In one of 13 patients without lumbar area symptoms, slight anterior narrowing of a lumbar disc could be seen in the erect lateral film but not in the horizontal. The reason for this is not known; it may be physiologic in this particular patient. The value of the routine erect lateral flexion lumbar roentgenogram was not confirmed by this preliminary study.

Adult↗

Bronchial carcinoma. Lobar distribution of lesions in 250 cases.

In a study of the lobar distribution of tumors in 250 consecutive cases of primary bronchial cancer, it was noted that 130 of the tumors originated in the upper lobes, 11 in the right middle lobe, and 49 in the lower lobes. Some 40 arose in the main bronchi, and most of the remainder were either "hilar" or unspecified in anatomic location. There was no apparent correlation of the lobar site of these tumors with the lobar location of childhood pneumonic lesions as observed in another group of patients in the same hospital.

Bronchi↗