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Biomedical subjects

R E Wigh

Publications and source records attributed to R E Wigh.

5 recordsLinked to original sources

Phylogeny and the herniated disc.

Using a phylogenic classification of the spine, one can identify precisely the numerical location of any vertebra or disc, including vertebrae with junctional anomalies at transitional zones. Such precision permitted comparisons of myelographic reports of sites of disc disease with the actual levels of extradural deformities and of charted levels of disc operations with the actual levels of disc curettements. Among 100 patients there were 33 with phylogenic or junctional departures from the human mode. Among these 33 there was a combined total of 18 identification errors, and there were four entries at incorrect levels. Preoperative landmarking would appear to be obligatory.

Adult

On defining microcardia: application in pulmonary emphysema.

Pulmonary emphysema was the disease entity from which we derived a definition for microcardia in males. After the fourth decade, a cardiothoracic ratio of 38% or less is considered to represent a small heart. Among male Veterans Hospital patients between the ages of 41 and 83, the probability of an individual without emphysema having a cardiothoracic ratio of 38% or less was under 1%. Microcardia, even as an isolated sign, should make one suspect strongly the presence of subclinical emphysema and to consider instituting a prophylactic regimen. Hearts should be measured to judge not only increased size but decreased size in both patient and examinee groups.

Adult

Duodenal crypts.

During the course of 2,340 barium examinations of the upper gastrointestinal tract, four male patients were found to have multiple small outpouchings on the surface of the duodenal bulb. These findings, designated duodenal crypts, are considered to be asymptomatic and are not to be confused with inflammatory changes. The endoscopic and roentgenologic appearances are illustrated.

Diagnosis, Differential

Duodenal crypts.

During the course of 2,340 barium examinations of the upper gastrointestinal tract, four male patients were found to have multiple small outpouchings on the surface of the duodenal bulb. These findings, designated duodenal crypts, are considered to be asymptomatic and are not to be confused with inflammatory changes. The endoscopic and roentgenologic appearances are illustrated.

Adult